21 dry quarts in US customary cups

Conversion formula
How to convert 21 dry quarts to US customary cups?

We know (by definition) that: $1\mathrm{dryquart}\approx 4.65458874458874\mathrm{uscup}$

We can set up a proportion to solve for the number of US customary cups.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 21 ⁢ dryquart ≈ 97.74636363636355 ⁢ uscup

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US customary cup is equal to 0.0102305596116108 times 21 dry quarts.

It can also be expressed as: 21 dry quarts is equal to $\frac{1}{\mathrm{0.0102305596116108}}$ US customary cups.

Approximation

An approximate numerical result would be: twenty-one dry quarts is about ninety-seven point seven five US customary cups, or alternatively, a US customary cup is about zero point zero one times twenty-one dry quarts.