Home / 96,336.92-132,857.11-82,720.71

Finding the Fourth Proportional to 96,336.92, 132,857.11 and 82,720.71

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Solution

The fourth proportional to 96,336.92, 132,857.11 and 82,720.71 is: 114,079.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,336.92 : 132,857.11 = 82,720.71 : x
  2. Step 2: Convert to fraction form
    96,336.92/132,857.11 = 82,720.71/x
  3. Step 3: Cross multiply
    96,336.92x = 132,857.11 × 82,720.71
  4. Step 4: Simplify right side
    96,336.92x = 10,990,034,467.75
  5. Step 5: Solve for x
    x = 10,990,034,467.75/96,336.92
  6. Step 6: Final answer
    x = 114,079.16

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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.