Home / 49,403.11-74,091.39-13,862.38

Finding the Fourth Proportional to 49,403.11, 74,091.39 and 13,862.38

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Solution

The fourth proportional to 49,403.11, 74,091.39 and 13,862.38 is: 20,789.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,403.11 : 74,091.39 = 13,862.38 : x
  2. Step 2: Convert to fraction form
    49,403.11/74,091.39 = 13,862.38/x
  3. Step 3: Cross multiply
    49,403.11x = 74,091.39 × 13,862.38
  4. Step 4: Simplify right side
    49,403.11x = 1,027,083,002.91
  5. Step 5: Solve for x
    x = 1,027,083,002.91/49,403.11
  6. Step 6: Final answer
    x = 20,789.85

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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.