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Finding the Fourth Proportional to 67,981.50, 93,800.25 and 41,118.75

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Solution

The fourth proportional to 67,981.50, 93,800.25 and 41,118.75 is: 56,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,981.50 : 93,800.25 = 41,118.75 : x
  2. Step 2: Convert to fraction form
    67,981.50/93,800.25 = 41,118.75/x
  3. Step 3: Cross multiply
    67,981.50x = 93,800.25 × 41,118.75
  4. Step 4: Simplify right side
    67,981.50x = 3,856,949,029.69
  5. Step 5: Solve for x
    x = 3,856,949,029.69/67,981.50
  6. Step 6: Final answer
    x = 56,735.27

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