Home / 95,721.39-132,277.64-71,806.55

Finding the Fourth Proportional to 95,721.39, 132,277.64 and 71,806.55

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Solution

The fourth proportional to 95,721.39, 132,277.64 and 71,806.55 is: 99,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,721.39 : 132,277.64 = 71,806.55 : x
  2. Step 2: Convert to fraction form
    95,721.39/132,277.64 = 71,806.55/x
  3. Step 3: Cross multiply
    95,721.39x = 132,277.64 × 71,806.55
  4. Step 4: Simplify right side
    95,721.39x = 9,498,399,950.12
  5. Step 5: Solve for x
    x = 9,498,399,950.12/95,721.39
  6. Step 6: Final answer
    x = 99,229.65

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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.