To find the lowest balance among the given amounts, we need to compare all of the balances:
- $123.49
- $75.23
- -$123.69
- $75.89
- -$123.43
The negative balances indicate amounts that are below zero. Among these amounts, the negative balances are -$123.69 and -$123.43.
Comparing the negative balances:
- -$123.69 is lower than -$123.43.
Thus, the lowest balance is -$123.69 (or in dollars: -123.69).