Home / 67,742.12-101,591.65-63,319.59

Finding the Fourth Proportional to 67,742.12, 101,591.65 and 63,319.59

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Solution

The fourth proportional to 67,742.12, 101,591.65 and 63,319.59 is: 94,959.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,742.12 : 101,591.65 = 63,319.59 : x
  2. Step 2: Convert to fraction form
    67,742.12/101,591.65 = 63,319.59/x
  3. Step 3: Cross multiply
    67,742.12x = 101,591.65 × 63,319.59
  4. Step 4: Simplify right side
    67,742.12x = 6,432,741,704.57
  5. Step 5: Solve for x
    x = 6,432,741,704.57/67,742.12
  6. Step 6: Final answer
    x = 94,959.26

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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.