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Finding the Fourth Proportional to 41.45, 57.19 and 23.96

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Solution

The fourth proportional to 41.45, 57.19 and 23.96 is: 33.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.45 : 57.19 = 23.96 : x
  2. Step 2: Convert to fraction form
    41.45/57.19 = 23.96/x
  3. Step 3: Cross multiply
    41.45x = 57.19 × 23.96
  4. Step 4: Simplify right side
    41.45x = 1,370.27
  5. Step 5: Solve for x
    x = 1,370.27/41.45
  6. Step 6: Final answer
    x = 33.06

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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.