Home / 49,531.54-68,358.24-28,306.69

Finding the Fourth Proportional to 49,531.54, 68,358.24 and 28,306.69

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Solution

The fourth proportional to 49,531.54, 68,358.24 and 28,306.69 is: 39,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.54 : 68,358.24 = 28,306.69 : x
  2. Step 2: Convert to fraction form
    49,531.54/68,358.24 = 28,306.69/x
  3. Step 3: Cross multiply
    49,531.54x = 68,358.24 × 28,306.69
  4. Step 4: Simplify right side
    49,531.54x = 1,934,995,508.63
  5. Step 5: Solve for x
    x = 1,934,995,508.63/49,531.54
  6. Step 6: Final answer
    x = 39,065.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.