Home / 154,227.90-231,687.45-147,930.30

Finding the Fourth Proportional to 154,227.90, 231,687.45 and 147,930.30

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Solution

The fourth proportional to 154,227.90, 231,687.45 and 147,930.30 is: 222,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,227.90 : 231,687.45 = 147,930.30 : x
  2. Step 2: Convert to fraction form
    154,227.90/231,687.45 = 147,930.30/x
  3. Step 3: Cross multiply
    154,227.90x = 231,687.45 × 147,930.30
  4. Step 4: Simplify right side
    154,227.90x = 34,273,593,984.74
  5. Step 5: Solve for x
    x = 34,273,593,984.74/154,227.90
  6. Step 6: Final answer
    x = 222,226.94

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1.5x scale

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.