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Finding the Fourth Proportional to 132,862.60, 199,524.30 and 93,694.60

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Solution

The fourth proportional to 132,862.60, 199,524.30 and 93,694.60 is: 140,704.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,862.60 : 199,524.30 = 93,694.60 : x
  2. Step 2: Convert to fraction form
    132,862.60/199,524.30 = 93,694.60/x
  3. Step 3: Cross multiply
    132,862.60x = 199,524.30 × 93,694.60
  4. Step 4: Simplify right side
    132,862.60x = 18,694,349,478.78
  5. Step 5: Solve for x
    x = 18,694,349,478.78/132,862.60
  6. Step 6: Final answer
    x = 140,704.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.