Home / 132,442.38-198,601.20-48,143.25

Finding the Fourth Proportional to 132,442.38, 198,601.20 and 48,143.25

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Solution

The fourth proportional to 132,442.38, 198,601.20 and 48,143.25 is: 72,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,442.38 : 198,601.20 = 48,143.25 : x
  2. Step 2: Convert to fraction form
    132,442.38/198,601.20 = 48,143.25/x
  3. Step 3: Cross multiply
    132,442.38x = 198,601.20 × 48,143.25
  4. Step 4: Simplify right side
    132,442.38x = 9,561,307,221.90
  5. Step 5: Solve for x
    x = 9,561,307,221.90/132,442.38
  6. Step 6: Final answer
    x = 72,192.20

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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.