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Finding the Fourth Proportional to 248.70, 373.22 and 167.53

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Solution

The fourth proportional to 248.70, 373.22 and 167.53 is: 251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.70 : 373.22 = 167.53 : x
  2. Step 2: Convert to fraction form
    248.70/373.22 = 167.53/x
  3. Step 3: Cross multiply
    248.70x = 373.22 × 167.53
  4. Step 4: Simplify right side
    248.70x = 62,524.71
  5. Step 5: Solve for x
    x = 62,524.71/248.70
  6. Step 6: Final answer
    x = 251.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.