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Finding the Fourth Proportional to 236.73, 326.59 and 166.89

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Solution

The fourth proportional to 236.73, 326.59 and 166.89 is: 230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.73 : 326.59 = 166.89 : x
  2. Step 2: Convert to fraction form
    236.73/326.59 = 166.89/x
  3. Step 3: Cross multiply
    236.73x = 326.59 × 166.89
  4. Step 4: Simplify right side
    236.73x = 54,504.61
  5. Step 5: Solve for x
    x = 54,504.61/236.73
  6. Step 6: Final answer
    x = 230.24

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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.