a company recorded credit sales of $704,000, of which $500,000 is not yet due, $150,000 is past due for up to 180 days, and $54,000 is past due for more than 180 days. under the aging of receivables method, the company expects it will not collect 4% of the amount not yet due, 15% of the amount past due for up to 180 days, and 21% of the amount past due for more than 180 days. the allowance account had a debit balance of $3,200 before adjustment. after adjusting for bad debt expense, what is the ending balance of the allowance account? multiple choice $46,940 $57,040 $53,840 $20,000