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Finding the Fourth Proportional to 83,861.40, 125,792.10 and 27,701.40

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Solution

The fourth proportional to 83,861.40, 125,792.10 and 27,701.40 is: 41,552.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,861.40 : 125,792.10 = 27,701.40 : x
  2. Step 2: Convert to fraction form
    83,861.40/125,792.10 = 27,701.40/x
  3. Step 3: Cross multiply
    83,861.40x = 125,792.10 × 27,701.40
  4. Step 4: Simplify right side
    83,861.40x = 3,484,617,278.94
  5. Step 5: Solve for x
    x = 3,484,617,278.94/83,861.40
  6. Step 6: Final answer
    x = 41,552.10

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