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Finding the Fourth Proportional to 174.98, 262.01 and 151.74

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Solution

The fourth proportional to 174.98, 262.01 and 151.74 is: 227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.98 : 262.01 = 151.74 : x
  2. Step 2: Convert to fraction form
    174.98/262.01 = 151.74/x
  3. Step 3: Cross multiply
    174.98x = 262.01 × 151.74
  4. Step 4: Simplify right side
    174.98x = 39,757.78
  5. Step 5: Solve for x
    x = 39,757.78/174.98
  6. Step 6: Final answer
    x = 227.21

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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.