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Finding the Fourth Proportional to 39.23, 58.85 and 16.41

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Solution

The fourth proportional to 39.23, 58.85 and 16.41 is: 24.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.23 : 58.85 = 16.41 : x
  2. Step 2: Convert to fraction form
    39.23/58.85 = 16.41/x
  3. Step 3: Cross multiply
    39.23x = 58.85 × 16.41
  4. Step 4: Simplify right side
    39.23x = 965.49
  5. Step 5: Solve for x
    x = 965.49/39.23
  6. Step 6: Final answer
    x = 24.61

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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.