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Finding the Fourth Proportional to 237,358.10, 327,543.72 and 129,930.32

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Solution

The fourth proportional to 237,358.10, 327,543.72 and 129,930.32 is: 179,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,358.10 : 327,543.72 = 129,930.32 : x
  2. Step 2: Convert to fraction form
    237,358.10/327,543.72 = 129,930.32/x
  3. Step 3: Cross multiply
    237,358.10x = 327,543.72 × 129,930.32
  4. Step 4: Simplify right side
    237,358.10x = 42,557,860,353.59
  5. Step 5: Solve for x
    x = 42,557,860,353.59/237,358.10
  6. Step 6: Final answer
    x = 179,298.12

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