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Finding the Fourth Proportional to 39,331.53, 58,961.61 and 19,616.13

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Solution

The fourth proportional to 39,331.53, 58,961.61 and 19,616.13 is: 29,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,331.53 : 58,961.61 = 19,616.13 : x
  2. Step 2: Convert to fraction form
    39,331.53/58,961.61 = 19,616.13/x
  3. Step 3: Cross multiply
    39,331.53x = 58,961.61 × 19,616.13
  4. Step 4: Simplify right side
    39,331.53x = 1,156,598,606.77
  5. Step 5: Solve for x
    x = 1,156,598,606.77/39,331.53
  6. Step 6: Final answer
    x = 29,406.40

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