Hollywood Shoes would like to maintain their cash account at a minimum level of $51,000, but expect the standard deviation in net daily cash flows to be $4,100; 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 $110 per transaction. What will be their optimal upper cash limit? (Round your answer to the nearest dollar amount.)
$55,100
$72,328.32
$111,859.83
$74,575.50