Home / 103,723.90-155,227.45-62,200.70

Finding the Fourth Proportional to 103,723.90, 155,227.45 and 62,200.70

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Solution

The fourth proportional to 103,723.90, 155,227.45 and 62,200.70 is: 93,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,723.90 : 155,227.45 = 62,200.70 : x
  2. Step 2: Convert to fraction form
    103,723.90/155,227.45 = 62,200.70/x
  3. Step 3: Cross multiply
    103,723.90x = 155,227.45 × 62,200.70
  4. Step 4: Simplify right side
    103,723.90x = 9,655,256,049.22
  5. Step 5: Solve for x
    x = 9,655,256,049.22/103,723.90
  6. Step 6: Final answer
    x = 93,086.13

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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.