Home / 99,398.80-149,097.46-40,233.61

Finding the Fourth Proportional to 99,398.80, 149,097.46 and 40,233.61

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Solution

The fourth proportional to 99,398.80, 149,097.46 and 40,233.61 is: 60,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,398.80 : 149,097.46 = 40,233.61 : x
  2. Step 2: Convert to fraction form
    99,398.80/149,097.46 = 40,233.61/x
  3. Step 3: Cross multiply
    99,398.80x = 149,097.46 × 40,233.61
  4. Step 4: Simplify right side
    99,398.80x = 5,998,729,218.86
  5. Step 5: Solve for x
    x = 5,998,729,218.86/99,398.80
  6. Step 6: Final answer
    x = 60,350.12

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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.