Rankine company estimates its bad debts expense by aging its accounts receivable and applying percentages to various age groups of the accounts. rankine calculate a total of $4,000 in possible credit losses as of December 31. accounts receivable has a balance of 128,000, and the allowance for doubtful accounts has a credit balance of 500 before adjustment at december 31. what is the december 31 adjsuting entry to provide for credit losses? What is the net amount of accounts receivable that should be included in current assets?