Home / 50,480.38-75,694.26-18,864.46

Finding the Fourth Proportional to 50,480.38, 75,694.26 and 18,864.46

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Solution

The fourth proportional to 50,480.38, 75,694.26 and 18,864.46 is: 28,286.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,480.38 : 75,694.26 = 18,864.46 : x
  2. Step 2: Convert to fraction form
    50,480.38/75,694.26 = 18,864.46/x
  3. Step 3: Cross multiply
    50,480.38x = 75,694.26 × 18,864.46
  4. Step 4: Simplify right side
    50,480.38x = 1,427,931,340.00
  5. Step 5: Solve for x
    x = 1,427,931,340.00/50,480.38
  6. Step 6: Final answer
    x = 28,286.86

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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.