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Finding the Fourth Proportional to 43.48, 60.28 and 41.17

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Solution

The fourth proportional to 43.48, 60.28 and 41.17 is: 57.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.48 : 60.28 = 41.17 : x
  2. Step 2: Convert to fraction form
    43.48/60.28 = 41.17/x
  3. Step 3: Cross multiply
    43.48x = 60.28 × 41.17
  4. Step 4: Simplify right side
    43.48x = 2,481.47
  5. Step 5: Solve for x
    x = 2,481.47/43.48
  6. Step 6: Final answer
    x = 57.07

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.