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Finding the Fourth Proportional to 10,469.25, 15,695.37 and 5,789.07

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Solution

The fourth proportional to 10,469.25, 15,695.37 and 5,789.07 is: 8,678.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,469.25 : 15,695.37 = 5,789.07 : x
  2. Step 2: Convert to fraction form
    10,469.25/15,695.37 = 5,789.07/x
  3. Step 3: Cross multiply
    10,469.25x = 15,695.37 × 5,789.07
  4. Step 4: Simplify right side
    10,469.25x = 90,861,595.61
  5. Step 5: Solve for x
    x = 90,861,595.61/10,469.25
  6. Step 6: Final answer
    x = 8,678.90

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