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Finding the Fourth Proportional to 41.75, 62.62 and 23.69

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Solution

The fourth proportional to 41.75, 62.62 and 23.69 is: 35.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.75 : 62.62 = 23.69 : x
  2. Step 2: Convert to fraction form
    41.75/62.62 = 23.69/x
  3. Step 3: Cross multiply
    41.75x = 62.62 × 23.69
  4. Step 4: Simplify right side
    41.75x = 1,483.57
  5. Step 5: Solve for x
    x = 1,483.57/41.75
  6. Step 6: Final answer
    x = 35.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.