Home / 110,629.20-166,002.24-66,344.88

Finding the Fourth Proportional to 110,629.20, 166,002.24 and 66,344.88

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Solution

The fourth proportional to 110,629.20, 166,002.24 and 66,344.88 is: 99,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,629.20 : 166,002.24 = 66,344.88 : x
  2. Step 2: Convert to fraction form
    110,629.20/166,002.24 = 66,344.88/x
  3. Step 3: Cross multiply
    110,629.20x = 166,002.24 × 66,344.88
  4. Step 4: Simplify right side
    110,629.20x = 11,013,398,692.53
  5. Step 5: Solve for x
    x = 11,013,398,692.53/110,629.20
  6. Step 6: Final answer
    x = 99,552.37

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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.