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Finding the Fourth Proportional to 175.25, 262.41 and 114.29

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Solution

The fourth proportional to 175.25, 262.41 and 114.29 is: 171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.25 : 262.41 = 114.29 : x
  2. Step 2: Convert to fraction form
    175.25/262.41 = 114.29/x
  3. Step 3: Cross multiply
    175.25x = 262.41 × 114.29
  4. Step 4: Simplify right side
    175.25x = 29,990.84
  5. Step 5: Solve for x
    x = 29,990.84/175.25
  6. Step 6: Final answer
    x = 171.13

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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.