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Finding the Fourth Proportional to 122,951.28, 169,658.64 and 69,234.96

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Solution

The fourth proportional to 122,951.28, 169,658.64 and 69,234.96 is: 95,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,951.28 : 169,658.64 = 69,234.96 : x
  2. Step 2: Convert to fraction form
    122,951.28/169,658.64 = 69,234.96/x
  3. Step 3: Cross multiply
    122,951.28x = 169,658.64 × 69,234.96
  4. Step 4: Simplify right side
    122,951.28x = 11,746,309,154.05
  5. Step 5: Solve for x
    x = 11,746,309,154.05/122,951.28
  6. Step 6: Final answer
    x = 95,536.29

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