Home / 214,074.78-321,006.33-125,350.62

Finding the Fourth Proportional to 214,074.78, 321,006.33 and 125,350.62

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Solution

The fourth proportional to 214,074.78, 321,006.33 and 125,350.62 is: 187,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,074.78 : 321,006.33 = 125,350.62 : x
  2. Step 2: Convert to fraction form
    214,074.78/321,006.33 = 125,350.62/x
  3. Step 3: Cross multiply
    214,074.78x = 321,006.33 × 125,350.62
  4. Step 4: Simplify right side
    214,074.78x = 40,238,342,489.42
  5. Step 5: Solve for x
    x = 40,238,342,489.42/214,074.78
  6. Step 6: Final answer
    x = 187,963.96

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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.