Home / 98,691.75-148,061.07-32,131.94

Finding the Fourth Proportional to 98,691.75, 148,061.07 and 32,131.94

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Solution

The fourth proportional to 98,691.75, 148,061.07 and 32,131.94 is: 48,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,691.75 : 148,061.07 = 32,131.94 : x
  2. Step 2: Convert to fraction form
    98,691.75/148,061.07 = 32,131.94/x
  3. Step 3: Cross multiply
    98,691.75x = 148,061.07 × 32,131.94
  4. Step 4: Simplify right side
    98,691.75x = 4,757,488,677.27
  5. Step 5: Solve for x
    x = 4,757,488,677.27/98,691.75
  6. Step 6: Final answer
    x = 48,205.54

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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.