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Finding the Fourth Proportional to 114.22, 171.13 and 96.22

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Solution

The fourth proportional to 114.22, 171.13 and 96.22 is: 144.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.22 : 171.13 = 96.22 : x
  2. Step 2: Convert to fraction form
    114.22/171.13 = 96.22/x
  3. Step 3: Cross multiply
    114.22x = 171.13 × 96.22
  4. Step 4: Simplify right side
    114.22x = 16,466.13
  5. Step 5: Solve for x
    x = 16,466.13/114.22
  6. Step 6: Final answer
    x = 144.16

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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.