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Finding the Fourth Proportional to 173.26, 238.60 and 168.50

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Solution

The fourth proportional to 173.26, 238.60 and 168.50 is: 232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.26 : 238.60 = 168.50 : x
  2. Step 2: Convert to fraction form
    173.26/238.60 = 168.50/x
  3. Step 3: Cross multiply
    173.26x = 238.60 × 168.50
  4. Step 4: Simplify right side
    173.26x = 40,202.62
  5. Step 5: Solve for x
    x = 40,202.62/173.26
  6. Step 6: Final answer
    x = 232.04

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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.