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Finding the Fourth Proportional to 125.64, 173.43 and 96.14

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Solution

The fourth proportional to 125.64, 173.43 and 96.14 is: 132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125.64 : 173.43 = 96.14 : x
  2. Step 2: Convert to fraction form
    125.64/173.43 = 96.14/x
  3. Step 3: Cross multiply
    125.64x = 173.43 × 96.14
  4. Step 4: Simplify right side
    125.64x = 16,673.99
  5. Step 5: Solve for x
    x = 16,673.99/125.64
  6. Step 6: Final answer
    x = 132.71

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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.