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Finding the Fourth Proportional to 27.25, 40.94 and 24.11

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Solution

The fourth proportional to 27.25, 40.94 and 24.11 is: 36.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.25 : 40.94 = 24.11 : x
  2. Step 2: Convert to fraction form
    27.25/40.94 = 24.11/x
  3. Step 3: Cross multiply
    27.25x = 40.94 × 24.11
  4. Step 4: Simplify right side
    27.25x = 987.06
  5. Step 5: Solve for x
    x = 987.06/27.25
  6. Step 6: Final answer
    x = 36.22

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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.