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Finding the Fourth Proportional to 110,863.99, 152,947.04 and 81,861.87

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Solution

The fourth proportional to 110,863.99, 152,947.04 and 81,861.87 is: 112,935.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,863.99 : 152,947.04 = 81,861.87 : x
  2. Step 2: Convert to fraction form
    110,863.99/152,947.04 = 81,861.87/x
  3. Step 3: Cross multiply
    110,863.99x = 152,947.04 × 81,861.87
  4. Step 4: Simplify right side
    110,863.99x = 12,520,530,869.61
  5. Step 5: Solve for x
    x = 12,520,530,869.61/110,863.99
  6. Step 6: Final answer
    x = 112,935.96

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