Home / 40,230.96-60,300-29,542.20

Finding the Fourth Proportional to 40,230.96, 60,300 and 29,542.20

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Solution

The fourth proportional to 40,230.96, 60,300 and 29,542.20 is: 44,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,230.96 : 60,300 = 29,542.20 : x
  2. Step 2: Convert to fraction form
    40,230.96/60,300 = 29,542.20/x
  3. Step 3: Cross multiply
    40,230.96x = 60,300 × 29,542.20
  4. Step 4: Simplify right side
    40,230.96x = 1,781,394,660
  5. Step 5: Solve for x
    x = 1,781,394,660/40,230.96
  6. Step 6: Final answer
    x = 44,279.20

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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.