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Finding the Fourth Proportional to 125.89, 173.53 and 96.29

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Solution

The fourth proportional to 125.89, 173.53 and 96.29 is: 132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    125.89 : 173.53 = 96.29 : x
  2. Step 2: Convert to fraction form
    125.89/173.53 = 96.29/x
  3. Step 3: Cross multiply
    125.89x = 173.53 × 96.29
  4. Step 4: Simplify right side
    125.89x = 16,708.10
  5. Step 5: Solve for x
    x = 16,708.10/125.89
  6. Step 6: Final answer
    x = 132.72

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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.