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Finding the Fourth Proportional to 172,144.76, 237,582.04 and 96,693.24

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Solution

The fourth proportional to 172,144.76, 237,582.04 and 96,693.24 is: 133,449.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,144.76 : 237,582.04 = 96,693.24 : x
  2. Step 2: Convert to fraction form
    172,144.76/237,582.04 = 96,693.24/x
  3. Step 3: Cross multiply
    172,144.76x = 237,582.04 × 96,693.24
  4. Step 4: Simplify right side
    172,144.76x = 22,972,577,213.41
  5. Step 5: Solve for x
    x = 22,972,577,213.41/172,144.76
  6. Step 6: Final answer
    x = 133,449.18

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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.