Home / 129,494.97-178,690.19-95,521.82

Finding the Fourth Proportional to 129,494.97, 178,690.19 and 95,521.82

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Solution

The fourth proportional to 129,494.97, 178,690.19 and 95,521.82 is: 131,810.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,494.97 : 178,690.19 = 95,521.82 : x
  2. Step 2: Convert to fraction form
    129,494.97/178,690.19 = 95,521.82/x
  3. Step 3: Cross multiply
    129,494.97x = 178,690.19 × 95,521.82
  4. Step 4: Simplify right side
    129,494.97x = 17,068,810,793.89
  5. Step 5: Solve for x
    x = 17,068,810,793.89/129,494.97
  6. Step 6: Final answer
    x = 131,810.61

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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.