Home / 36,243.90-54,414.45-23,121.90

Finding the Fourth Proportional to 36,243.90, 54,414.45 and 23,121.90

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Solution

The fourth proportional to 36,243.90, 54,414.45 and 23,121.90 is: 34,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,243.90 : 54,414.45 = 23,121.90 : x
  2. Step 2: Convert to fraction form
    36,243.90/54,414.45 = 23,121.90/x
  3. Step 3: Cross multiply
    36,243.90x = 54,414.45 × 23,121.90
  4. Step 4: Simplify right side
    36,243.90x = 1,258,165,471.46
  5. Step 5: Solve for x
    x = 1,258,165,471.46/36,243.90
  6. Step 6: Final answer
    x = 34,713.85

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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.