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Finding the Fourth Proportional to 26.92, 40.57 and 24.94

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Solution

The fourth proportional to 26.92, 40.57 and 24.94 is: 37.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.92 : 40.57 = 24.94 : x
  2. Step 2: Convert to fraction form
    26.92/40.57 = 24.94/x
  3. Step 3: Cross multiply
    26.92x = 40.57 × 24.94
  4. Step 4: Simplify right side
    26.92x = 1,011.82
  5. Step 5: Solve for x
    x = 1,011.82/26.92
  6. Step 6: Final answer
    x = 37.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.