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Finding the Fourth Proportional to 150,598.68, 225,454.17 and 131,915.22

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Solution

The fourth proportional to 150,598.68, 225,454.17 and 131,915.22 is: 197,484.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,598.68 : 225,454.17 = 131,915.22 : x
  2. Step 2: Convert to fraction form
    150,598.68/225,454.17 = 131,915.22/x
  3. Step 3: Cross multiply
    150,598.68x = 225,454.17 × 131,915.22
  4. Step 4: Simplify right side
    150,598.68x = 29,740,836,435.47
  5. Step 5: Solve for x
    x = 29,740,836,435.47/150,598.68
  6. Step 6: Final answer
    x = 197,484.04

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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.