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Finding the Fourth Proportional to 132,301.70, 198,452.55 and 62,317.70

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Solution

The fourth proportional to 132,301.70, 198,452.55 and 62,317.70 is: 93,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,301.70 : 198,452.55 = 62,317.70 : x
  2. Step 2: Convert to fraction form
    132,301.70/198,452.55 = 62,317.70/x
  3. Step 3: Cross multiply
    132,301.70x = 198,452.55 × 62,317.70
  4. Step 4: Simplify right side
    132,301.70x = 12,367,106,475.14
  5. Step 5: Solve for x
    x = 12,367,106,475.14/132,301.70
  6. Step 6: Final answer
    x = 93,476.55

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1.5x scale

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.