logical deduction - Correct way to add 22 to 4 to get 70

Based on the other "Correct way to add 22 to 4" puzzles.

Tell me the correct way to add 22 to 4 to get 70
As in the other puzzles, all numbers are in Base 10.

Answer

A possible answer:

4 feet + 22 yards (66 feet) = 70 feet