Home / 67,581.12-101,374.13-23,207.61

Finding the Fourth Proportional to 67,581.12, 101,374.13 and 23,207.61

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Solution

The fourth proportional to 67,581.12, 101,374.13 and 23,207.61 is: 34,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,581.12 : 101,374.13 = 23,207.61 : x
  2. Step 2: Convert to fraction form
    67,581.12/101,374.13 = 23,207.61/x
  3. Step 3: Cross multiply
    67,581.12x = 101,374.13 × 23,207.61
  4. Step 4: Simplify right side
    67,581.12x = 2,352,651,273.13
  5. Step 5: Solve for x
    x = 2,352,651,273.13/67,581.12
  6. Step 6: Final answer
    x = 34,812.26

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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.