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Finding the Fourth Proportional to 172,016.73, 237,383.33 and 96,565.77

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Solution

The fourth proportional to 172,016.73, 237,383.33 and 96,565.77 is: 133,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,016.73 : 237,383.33 = 96,565.77 : x
  2. Step 2: Convert to fraction form
    172,016.73/237,383.33 = 96,565.77/x
  3. Step 3: Cross multiply
    172,016.73x = 237,383.33 × 96,565.77
  4. Step 4: Simplify right side
    172,016.73x = 22,923,103,563.79
  5. Step 5: Solve for x
    x = 22,923,103,563.79/172,016.73
  6. Step 6: Final answer
    x = 133,260.90

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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.