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Finding the Fourth Proportional to 42,601.80, 63,902.70 and 23,939.40

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Solution

The fourth proportional to 42,601.80, 63,902.70 and 23,939.40 is: 35,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,601.80 : 63,902.70 = 23,939.40 : x
  2. Step 2: Convert to fraction form
    42,601.80/63,902.70 = 23,939.40/x
  3. Step 3: Cross multiply
    42,601.80x = 63,902.70 × 23,939.40
  4. Step 4: Simplify right side
    42,601.80x = 1,529,792,296.38
  5. Step 5: Solve for x
    x = 1,529,792,296.38/42,601.80
  6. Step 6: Final answer
    x = 35,909.10

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