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Finding the Fourth Proportional to 40.52, 60.69 and 24.23

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Solution

The fourth proportional to 40.52, 60.69 and 24.23 is: 36.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.52 : 60.69 = 24.23 : x
  2. Step 2: Convert to fraction form
    40.52/60.69 = 24.23/x
  3. Step 3: Cross multiply
    40.52x = 60.69 × 24.23
  4. Step 4: Simplify right side
    40.52x = 1,470.58
  5. Step 5: Solve for x
    x = 1,470.58/40.52
  6. Step 6: Final answer
    x = 36.30

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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.