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Finding the Fourth Proportional to 62,276.72, 85,915.69 and 43,424.78

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Solution

The fourth proportional to 62,276.72, 85,915.69 and 43,424.78 is: 59,907.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,276.72 : 85,915.69 = 43,424.78 : x
  2. Step 2: Convert to fraction form
    62,276.72/85,915.69 = 43,424.78/x
  3. Step 3: Cross multiply
    62,276.72x = 85,915.69 × 43,424.78
  4. Step 4: Simplify right side
    62,276.72x = 3,730,869,398.66
  5. Step 5: Solve for x
    x = 3,730,869,398.66/62,276.72
  6. Step 6: Final answer
    x = 59,907.94

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