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Finding the Fourth Proportional to 170.67, 235.53 and 95.97

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Solution

The fourth proportional to 170.67, 235.53 and 95.97 is: 132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170.67 : 235.53 = 95.97 : x
  2. Step 2: Convert to fraction form
    170.67/235.53 = 95.97/x
  3. Step 3: Cross multiply
    170.67x = 235.53 × 95.97
  4. Step 4: Simplify right side
    170.67x = 22,603.81
  5. Step 5: Solve for x
    x = 22,603.81/170.67
  6. Step 6: Final answer
    x = 132.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.