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Finding the Fourth Proportional to 62,641.86, 86,446.89 and 34,347.21

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Solution

The fourth proportional to 62,641.86, 86,446.89 and 34,347.21 is: 47,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,641.86 : 86,446.89 = 34,347.21 : x
  2. Step 2: Convert to fraction form
    62,641.86/86,446.89 = 34,347.21/x
  3. Step 3: Cross multiply
    62,641.86x = 86,446.89 × 34,347.21
  4. Step 4: Simplify right side
    62,641.86x = 2,969,209,484.68
  5. Step 5: Solve for x
    x = 2,969,209,484.68/62,641.86
  6. Step 6: Final answer
    x = 47,399.77

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