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Finding the Fourth Proportional to 89,794.41, 123,910.70 and 49,508.61

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Solution

The fourth proportional to 89,794.41, 123,910.70 and 49,508.61 is: 68,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,794.41 : 123,910.70 = 49,508.61 : x
  2. Step 2: Convert to fraction form
    89,794.41/123,910.70 = 49,508.61/x
  3. Step 3: Cross multiply
    89,794.41x = 123,910.70 × 49,508.61
  4. Step 4: Simplify right side
    89,794.41x = 6,134,646,273.58
  5. Step 5: Solve for x
    x = 6,134,646,273.58/89,794.41
  6. Step 6: Final answer
    x = 68,318.80

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