Home / 53,691.17-74,091.78-29,819.37

Finding the Fourth Proportional to 53,691.17, 74,091.78 and 29,819.37

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Solution

The fourth proportional to 53,691.17, 74,091.78 and 29,819.37 is: 41,149.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,691.17 : 74,091.78 = 29,819.37 : x
  2. Step 2: Convert to fraction form
    53,691.17/74,091.78 = 29,819.37/x
  3. Step 3: Cross multiply
    53,691.17x = 74,091.78 × 29,819.37
  4. Step 4: Simplify right side
    53,691.17x = 2,209,370,479.62
  5. Step 5: Solve for x
    x = 2,209,370,479.62/53,691.17
  6. Step 6: Final answer
    x = 41,149.61

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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.