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Finding the Fourth Proportional to 40.26, 60.41 and 16.23

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Solution

The fourth proportional to 40.26, 60.41 and 16.23 is: 24.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.26 : 60.41 = 16.23 : x
  2. Step 2: Convert to fraction form
    40.26/60.41 = 16.23/x
  3. Step 3: Cross multiply
    40.26x = 60.41 × 16.23
  4. Step 4: Simplify right side
    40.26x = 980.45
  5. Step 5: Solve for x
    x = 980.45/40.26
  6. Step 6: Final answer
    x = 24.35

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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.