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Finding the Fourth Proportional to 89,743.70, 123,847.16 and 49,458.92

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Solution

The fourth proportional to 89,743.70, 123,847.16 and 49,458.92 is: 68,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,743.70 : 123,847.16 = 49,458.92 : x
  2. Step 2: Convert to fraction form
    89,743.70/123,847.16 = 49,458.92/x
  3. Step 3: Cross multiply
    89,743.70x = 123,847.16 × 49,458.92
  4. Step 4: Simplify right side
    89,743.70x = 6,125,345,912.14
  5. Step 5: Solve for x
    x = 6,125,345,912.14/89,743.70
  6. Step 6: Final answer
    x = 68,253.77

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