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Finding the Fourth Proportional to 174.75, 262.23 and 101.73

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Solution

The fourth proportional to 174.75, 262.23 and 101.73 is: 152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.75 : 262.23 = 101.73 : x
  2. Step 2: Convert to fraction form
    174.75/262.23 = 101.73/x
  3. Step 3: Cross multiply
    174.75x = 262.23 × 101.73
  4. Step 4: Simplify right side
    174.75x = 26,676.66
  5. Step 5: Solve for x
    x = 26,676.66/174.75
  6. Step 6: Final answer
    x = 152.66

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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.