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Finding the Fourth Proportional to 236.73, 326.25 and 171.12

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Solution

The fourth proportional to 236.73, 326.25 and 171.12 is: 235.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.73 : 326.25 = 171.12 : x
  2. Step 2: Convert to fraction form
    236.73/326.25 = 171.12/x
  3. Step 3: Cross multiply
    236.73x = 326.25 × 171.12
  4. Step 4: Simplify right side
    236.73x = 55,827.90
  5. Step 5: Solve for x
    x = 55,827.90/236.73
  6. Step 6: Final answer
    x = 235.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.