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Finding the Fourth Proportional to 40.44, 60.62 and 25.24

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Solution

The fourth proportional to 40.44, 60.62 and 25.24 is: 37.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.44 : 60.62 = 25.24 : x
  2. Step 2: Convert to fraction form
    40.44/60.62 = 25.24/x
  3. Step 3: Cross multiply
    40.44x = 60.62 × 25.24
  4. Step 4: Simplify right side
    40.44x = 1,530.05
  5. Step 5: Solve for x
    x = 1,530.05/40.44
  6. Step 6: Final answer
    x = 37.84

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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.