Home / 99,545.43-149,185.16-36,306.15

Finding the Fourth Proportional to 99,545.43, 149,185.16 and 36,306.15

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Solution

The fourth proportional to 99,545.43, 149,185.16 and 36,306.15 is: 54,410.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,545.43 : 149,185.16 = 36,306.15 : x
  2. Step 2: Convert to fraction form
    99,545.43/149,185.16 = 36,306.15/x
  3. Step 3: Cross multiply
    99,545.43x = 149,185.16 × 36,306.15
  4. Step 4: Simplify right side
    99,545.43x = 5,416,338,615.20
  5. Step 5: Solve for x
    x = 5,416,338,615.20/99,545.43
  6. Step 6: Final answer
    x = 54,410.72

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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.