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Finding the Fourth Proportional to 172,005.54, 237,370.41 and 96,552.42

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Solution

The fourth proportional to 172,005.54, 237,370.41 and 96,552.42 is: 133,243.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,005.54 : 237,370.41 = 96,552.42 : x
  2. Step 2: Convert to fraction form
    172,005.54/237,370.41 = 96,552.42/x
  3. Step 3: Cross multiply
    172,005.54x = 237,370.41 × 96,552.42
  4. Step 4: Simplify right side
    172,005.54x = 22,918,687,521.89
  5. Step 5: Solve for x
    x = 22,918,687,521.89/172,005.54
  6. Step 6: Final answer
    x = 133,243.89

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1.5x scale

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.