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Finding the Fourth Proportional to 182,489.73, 251,817.82 and 101,915.52

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Solution

The fourth proportional to 182,489.73, 251,817.82 and 101,915.52 is: 140,633.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,489.73 : 251,817.82 = 101,915.52 : x
  2. Step 2: Convert to fraction form
    182,489.73/251,817.82 = 101,915.52/x
  3. Step 3: Cross multiply
    182,489.73x = 251,817.82 × 101,915.52
  4. Step 4: Simplify right side
    182,489.73x = 25,664,144,070.57
  5. Step 5: Solve for x
    x = 25,664,144,070.57/182,489.73
  6. Step 6: Final answer
    x = 140,633.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.