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Finding the Fourth Proportional to 236.91, 327.14 and 167.13

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Solution

The fourth proportional to 236.91, 327.14 and 167.13 is: 230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.91 : 327.14 = 167.13 : x
  2. Step 2: Convert to fraction form
    236.91/327.14 = 167.13/x
  3. Step 3: Cross multiply
    236.91x = 327.14 × 167.13
  4. Step 4: Simplify right side
    236.91x = 54,673.32
  5. Step 5: Solve for x
    x = 54,673.32/236.91
  6. Step 6: Final answer
    x = 230.77

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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.