Home / 154,422.20-231,633.30-148,517.30

Finding the Fourth Proportional to 154,422.20, 231,633.30 and 148,517.30

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Solution

The fourth proportional to 154,422.20, 231,633.30 and 148,517.30 is: 222,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,422.20 : 231,633.30 = 148,517.30 : x
  2. Step 2: Convert to fraction form
    154,422.20/231,633.30 = 148,517.30/x
  3. Step 3: Cross multiply
    154,422.20x = 231,633.30 × 148,517.30
  4. Step 4: Simplify right side
    154,422.20x = 34,401,552,306.09
  5. Step 5: Solve for x
    x = 34,401,552,306.09/154,422.20
  6. Step 6: Final answer
    x = 222,775.95

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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.