Home / 67,184.52-100,791.77-20,441.04

Finding the Fourth Proportional to 67,184.52, 100,791.77 and 20,441.04

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Solution

The fourth proportional to 67,184.52, 100,791.77 and 20,441.04 is: 30,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,184.52 : 100,791.77 = 20,441.04 : x
  2. Step 2: Convert to fraction form
    67,184.52/100,791.77 = 20,441.04/x
  3. Step 3: Cross multiply
    67,184.52x = 100,791.77 × 20,441.04
  4. Step 4: Simplify right side
    67,184.52x = 2,060,288,500.04
  5. Step 5: Solve for x
    x = 2,060,288,500.04/67,184.52
  6. Step 6: Final answer
    x = 30,666.12

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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.