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Finding the Fourth Proportional to 26.08, 35.94 and 16.85

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Solution

The fourth proportional to 26.08, 35.94 and 16.85 is: 23.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.08 : 35.94 = 16.85 : x
  2. Step 2: Convert to fraction form
    26.08/35.94 = 16.85/x
  3. Step 3: Cross multiply
    26.08x = 35.94 × 16.85
  4. Step 4: Simplify right side
    26.08x = 605.68
  5. Step 5: Solve for x
    x = 605.68/26.08
  6. Step 6: Final answer
    x = 23.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.