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Finding the Fourth Proportional to 123,312.38, 184,983.16 and 39,076.43

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Solution

The fourth proportional to 123,312.38, 184,983.16 and 39,076.43 is: 58,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,312.38 : 184,983.16 = 39,076.43 : x
  2. Step 2: Convert to fraction form
    123,312.38/184,983.16 = 39,076.43/x
  3. Step 3: Cross multiply
    123,312.38x = 184,983.16 × 39,076.43
  4. Step 4: Simplify right side
    123,312.38x = 7,228,481,867.69
  5. Step 5: Solve for x
    x = 7,228,481,867.69/123,312.38
  6. Step 6: Final answer
    x = 58,619.27

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