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Finding the Fourth Proportional to 168.35, 250.48 and 167.03

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Solution

The fourth proportional to 168.35, 250.48 and 167.03 is: 248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168.35 : 250.48 = 167.03 : x
  2. Step 2: Convert to fraction form
    168.35/250.48 = 167.03/x
  3. Step 3: Cross multiply
    168.35x = 250.48 × 167.03
  4. Step 4: Simplify right side
    168.35x = 41,836.63
  5. Step 5: Solve for x
    x = 41,836.63/168.35
  6. Step 6: Final answer
    x = 248.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.