Home / 148,139.70-222,209.55-132,393.30

Finding the Fourth Proportional to 148,139.70, 222,209.55 and 132,393.30

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Solution

The fourth proportional to 148,139.70, 222,209.55 and 132,393.30 is: 198,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,139.70 : 222,209.55 = 132,393.30 : x
  2. Step 2: Convert to fraction form
    148,139.70/222,209.55 = 132,393.30/x
  3. Step 3: Cross multiply
    148,139.70x = 222,209.55 × 132,393.30
  4. Step 4: Simplify right side
    148,139.70x = 29,419,055,616.02
  5. Step 5: Solve for x
    x = 29,419,055,616.02/148,139.70
  6. Step 6: Final answer
    x = 198,589.95

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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.