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Finding the Fourth Proportional to 84,105.50, 116,064.65 and 45,864.92

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Solution

The fourth proportional to 84,105.50, 116,064.65 and 45,864.92 is: 63,293.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,105.50 : 116,064.65 = 45,864.92 : x
  2. Step 2: Convert to fraction form
    84,105.50/116,064.65 = 45,864.92/x
  3. Step 3: Cross multiply
    84,105.50x = 116,064.65 × 45,864.92
  4. Step 4: Simplify right side
    84,105.50x = 5,323,296,291.90
  5. Step 5: Solve for x
    x = 5,323,296,291.90/84,105.50
  6. Step 6: Final answer
    x = 63,293.09

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