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Finding the Fourth Proportional to 40.32, 60.41 and 37.49

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Solution

The fourth proportional to 40.32, 60.41 and 37.49 is: 56.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.32 : 60.41 = 37.49 : x
  2. Step 2: Convert to fraction form
    40.32/60.41 = 37.49/x
  3. Step 3: Cross multiply
    40.32x = 60.41 × 37.49
  4. Step 4: Simplify right side
    40.32x = 2,264.56
  5. Step 5: Solve for x
    x = 2,264.56/40.32
  6. Step 6: Final answer
    x = 56.16

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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.