The result of your conversion between square perche and acre appears here
To convert between Square Perche and Acre you have to do the following:
First divide 51.072 / 0.09290304*43560 = 0.01262017
Then multiply the amount of Square Perche you want to convert to Acre, use the chart below to guide you.
Symbol: sq perche
No description
Symbol: ac
No description