Home / 99,098.28-148,691.43-40,049.28

Finding the Fourth Proportional to 99,098.28, 148,691.43 and 40,049.28

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Solution

The fourth proportional to 99,098.28, 148,691.43 and 40,049.28 is: 60,091.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,098.28 : 148,691.43 = 40,049.28 : x
  2. Step 2: Convert to fraction form
    99,098.28/148,691.43 = 40,049.28/x
  3. Step 3: Cross multiply
    99,098.28x = 148,691.43 × 40,049.28
  4. Step 4: Simplify right side
    99,098.28x = 5,954,984,713.67
  5. Step 5: Solve for x
    x = 5,954,984,713.67/99,098.28
  6. Step 6: Final answer
    x = 60,091.71

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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.