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Finding the Fourth Proportional to 114.48, 171.59 and 95.27

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Solution

The fourth proportional to 114.48, 171.59 and 95.27 is: 142.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.48 : 171.59 = 95.27 : x
  2. Step 2: Convert to fraction form
    114.48/171.59 = 95.27/x
  3. Step 3: Cross multiply
    114.48x = 171.59 × 95.27
  4. Step 4: Simplify right side
    114.48x = 16,346.05
  5. Step 5: Solve for x
    x = 16,346.05/114.48
  6. Step 6: Final answer
    x = 142.79

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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.