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Finding the Fourth Proportional to 229,915.23, 344,887.41 and 72,149.91

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Solution

The fourth proportional to 229,915.23, 344,887.41 and 72,149.91 is: 108,229.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,915.23 : 344,887.41 = 72,149.91 : x
  2. Step 2: Convert to fraction form
    229,915.23/344,887.41 = 72,149.91/x
  3. Step 3: Cross multiply
    229,915.23x = 344,887.41 × 72,149.91
  4. Step 4: Simplify right side
    229,915.23x = 24,883,595,591.63
  5. Step 5: Solve for x
    x = 24,883,595,591.63/229,915.23
  6. Step 6: Final answer
    x = 108,229.44

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