Home / 196,609.92-271,236.28-124,951.52

Finding the Fourth Proportional to 196,609.92, 271,236.28 and 124,951.52

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Solution

The fourth proportional to 196,609.92, 271,236.28 and 124,951.52 is: 172,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,609.92 : 271,236.28 = 124,951.52 : x
  2. Step 2: Convert to fraction form
    196,609.92/271,236.28 = 124,951.52/x
  3. Step 3: Cross multiply
    196,609.92x = 271,236.28 × 124,951.52
  4. Step 4: Simplify right side
    196,609.92x = 33,891,385,465.15
  5. Step 5: Solve for x
    x = 33,891,385,465.15/196,609.92
  6. Step 6: Final answer
    x = 172,378.82

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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.