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Finding the Fourth Proportional to 27.23, 37.34 and 25.97

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Solution

The fourth proportional to 27.23, 37.34 and 25.97 is: 35.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.23 : 37.34 = 25.97 : x
  2. Step 2: Convert to fraction form
    27.23/37.34 = 25.97/x
  3. Step 3: Cross multiply
    27.23x = 37.34 × 25.97
  4. Step 4: Simplify right side
    27.23x = 969.72
  5. Step 5: Solve for x
    x = 969.72/27.23
  6. Step 6: Final answer
    x = 35.61

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.