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Finding the Fourth Proportional to 173.67, 239.58 and 132.16

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Solution

The fourth proportional to 173.67, 239.58 and 132.16 is: 182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.67 : 239.58 = 132.16 : x
  2. Step 2: Convert to fraction form
    173.67/239.58 = 132.16/x
  3. Step 3: Cross multiply
    173.67x = 239.58 × 132.16
  4. Step 4: Simplify right side
    173.67x = 31,661.69
  5. Step 5: Solve for x
    x = 31,661.69/173.67
  6. Step 6: Final answer
    x = 182.31

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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.