Home / 95,689.62-132,046.08-55,400.54

Finding the Fourth Proportional to 95,689.62, 132,046.08 and 55,400.54

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Solution

The fourth proportional to 95,689.62, 132,046.08 and 55,400.54 is: 76,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,689.62 : 132,046.08 = 55,400.54 : x
  2. Step 2: Convert to fraction form
    95,689.62/132,046.08 = 55,400.54/x
  3. Step 3: Cross multiply
    95,689.62x = 132,046.08 × 55,400.54
  4. Step 4: Simplify right side
    95,689.62x = 7,315,424,136.88
  5. Step 5: Solve for x
    x = 7,315,424,136.88/95,689.62
  6. Step 6: Final answer
    x = 76,449.51

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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.