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Finding the Fourth Proportional to 49,861.98, 68,776.29 and 39,772.62

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Solution

The fourth proportional to 49,861.98, 68,776.29 and 39,772.62 is: 54,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,861.98 : 68,776.29 = 39,772.62 : x
  2. Step 2: Convert to fraction form
    49,861.98/68,776.29 = 39,772.62/x
  3. Step 3: Cross multiply
    49,861.98x = 68,776.29 × 39,772.62
  4. Step 4: Simplify right side
    49,861.98x = 2,735,413,247.18
  5. Step 5: Solve for x
    x = 2,735,413,247.18/49,861.98
  6. Step 6: Final answer
    x = 54,859.70

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