Home / 172,680.72-238,301.76-96,197.70

Finding the Fourth Proportional to 172,680.72, 238,301.76 and 96,197.70

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Solution

The fourth proportional to 172,680.72, 238,301.76 and 96,197.70 is: 132,754.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,680.72 : 238,301.76 = 96,197.70 : x
  2. Step 2: Convert to fraction form
    172,680.72/238,301.76 = 96,197.70/x
  3. Step 3: Cross multiply
    172,680.72x = 238,301.76 × 96,197.70
  4. Step 4: Simplify right side
    172,680.72x = 22,924,081,217.95
  5. Step 5: Solve for x
    x = 22,924,081,217.95/172,680.72
  6. Step 6: Final answer
    x = 132,754.14

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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.