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Finding the Fourth Proportional to 40.42, 60.58 and 24.17

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Solution

The fourth proportional to 40.42, 60.58 and 24.17 is: 36.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.42 : 60.58 = 24.17 : x
  2. Step 2: Convert to fraction form
    40.42/60.58 = 24.17/x
  3. Step 3: Cross multiply
    40.42x = 60.58 × 24.17
  4. Step 4: Simplify right side
    40.42x = 1,464.31
  5. Step 5: Solve for x
    x = 1,464.31/40.42
  6. Step 6: Final answer
    x = 36.23

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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.