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Finding the Fourth Proportional to 237,230.64, 327,375.28 and 129,799.12

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Solution

The fourth proportional to 237,230.64, 327,375.28 and 129,799.12 is: 179,121.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,230.64 : 327,375.28 = 129,799.12 : x
  2. Step 2: Convert to fraction form
    237,230.64/327,375.28 = 129,799.12/x
  3. Step 3: Cross multiply
    237,230.64x = 327,375.28 × 129,799.12
  4. Step 4: Simplify right side
    237,230.64x = 42,493,023,253.75
  5. Step 5: Solve for x
    x = 42,493,023,253.75/237,230.64
  6. Step 6: Final answer
    x = 179,121.14

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1.5x scale

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.