Home / 132,834.60-199,251.90-131,452.20

Finding the Fourth Proportional to 132,834.60, 199,251.90 and 131,452.20

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Solution

The fourth proportional to 132,834.60, 199,251.90 and 131,452.20 is: 197,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,834.60 : 199,251.90 = 131,452.20 : x
  2. Step 2: Convert to fraction form
    132,834.60/199,251.90 = 131,452.20/x
  3. Step 3: Cross multiply
    132,834.60x = 199,251.90 × 131,452.20
  4. Step 4: Simplify right side
    132,834.60x = 26,192,100,609.18
  5. Step 5: Solve for x
    x = 26,192,100,609.18/132,834.60
  6. Step 6: Final answer
    x = 197,178.30

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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.