please help me im dying please im only on question 12

Answer:
169,611
Step-by-step explanation:
x = total number of registered doctors
28.3/100 = 0.283
0.283x = 48,000
/0.283 /0.283
x = 169611.307
x = 169,611 (to the nearest whole number)
Therefore, our final answer is 169,611.
Hope this helps!