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Finding the Fourth Proportional to 174.71, 262.23 and 136.34

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Solution

The fourth proportional to 174.71, 262.23 and 136.34 is: 204.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.71 : 262.23 = 136.34 : x
  2. Step 2: Convert to fraction form
    174.71/262.23 = 136.34/x
  3. Step 3: Cross multiply
    174.71x = 262.23 × 136.34
  4. Step 4: Simplify right side
    174.71x = 35,752.44
  5. Step 5: Solve for x
    x = 35,752.44/174.71
  6. Step 6: Final answer
    x = 204.64

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