Home / 74,149.46-111,214.96-29,761.24

Finding the Fourth Proportional to 74,149.46, 111,214.96 and 29,761.24

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Solution

The fourth proportional to 74,149.46, 111,214.96 and 29,761.24 is: 44,638.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,149.46 : 111,214.96 = 29,761.24 : x
  2. Step 2: Convert to fraction form
    74,149.46/111,214.96 = 29,761.24/x
  3. Step 3: Cross multiply
    74,149.46x = 111,214.96 × 29,761.24
  4. Step 4: Simplify right side
    74,149.46x = 3,309,895,116.15
  5. Step 5: Solve for x
    x = 3,309,895,116.15/74,149.46
  6. Step 6: Final answer
    x = 44,638.16

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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.