Hollywood Shoes would like to maintain their cash account at a minimum level of $61,000, but expect the standard deviation in net daily cash flows to be $5,100; the effective annual rate on marketable securities to be 6.25 percent per year; and the trading cost per sale or purchase of marketable securities to be $210 per transaction. What will be their optimal upper cash limit? (Round your answer to the nearest dollar amount.)

$66,100

$82,037.29

$148,323.37

$85,261.60