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Finding the Fourth Proportional to 40.27, 60.41 and 35.95

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Solution

The fourth proportional to 40.27, 60.41 and 35.95 is: 53.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.27 : 60.41 = 35.95 : x
  2. Step 2: Convert to fraction form
    40.27/60.41 = 35.95/x
  3. Step 3: Cross multiply
    40.27x = 60.41 × 35.95
  4. Step 4: Simplify right side
    40.27x = 2,171.74
  5. Step 5: Solve for x
    x = 2,171.74/40.27
  6. Step 6: Final answer
    x = 53.93

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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.