Home / 132,404.96-198,545.01-48,105.68

Finding the Fourth Proportional to 132,404.96, 198,545.01 and 48,105.68

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Solution

The fourth proportional to 132,404.96, 198,545.01 and 48,105.68 is: 72,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,404.96 : 198,545.01 = 48,105.68 : x
  2. Step 2: Convert to fraction form
    132,404.96/198,545.01 = 48,105.68/x
  3. Step 3: Cross multiply
    132,404.96x = 198,545.01 × 48,105.68
  4. Step 4: Simplify right side
    132,404.96x = 9,551,142,716.66
  5. Step 5: Solve for x
    x = 9,551,142,716.66/132,404.96
  6. Step 6: Final answer
    x = 72,135.84

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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.