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Finding the Fourth Proportional to 41.81, 57.70 and 24.33

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Solution

The fourth proportional to 41.81, 57.70 and 24.33 is: 33.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.81 : 57.70 = 24.33 : x
  2. Step 2: Convert to fraction form
    41.81/57.70 = 24.33/x
  3. Step 3: Cross multiply
    41.81x = 57.70 × 24.33
  4. Step 4: Simplify right side
    41.81x = 1,403.48
  5. Step 5: Solve for x
    x = 1,403.48/41.81
  6. Step 6: Final answer
    x = 33.57

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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.