Home / 67,867.14-101,809.32-25,761.90

Finding the Fourth Proportional to 67,867.14, 101,809.32 and 25,761.90

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Solution

The fourth proportional to 67,867.14, 101,809.32 and 25,761.90 is: 38,646.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,867.14 : 101,809.32 = 25,761.90 : x
  2. Step 2: Convert to fraction form
    67,867.14/101,809.32 = 25,761.90/x
  3. Step 3: Cross multiply
    67,867.14x = 101,809.32 × 25,761.90
  4. Step 4: Simplify right side
    67,867.14x = 2,622,801,520.91
  5. Step 5: Solve for x
    x = 2,622,801,520.91/67,867.14
  6. Step 6: Final answer
    x = 38,646.12

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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.