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Finding the Fourth Proportional to 26.18, 36.21 and 24.83

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Solution

The fourth proportional to 26.18, 36.21 and 24.83 is: 34.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.18 : 36.21 = 24.83 : x
  2. Step 2: Convert to fraction form
    26.18/36.21 = 24.83/x
  3. Step 3: Cross multiply
    26.18x = 36.21 × 24.83
  4. Step 4: Simplify right side
    26.18x = 899.09
  5. Step 5: Solve for x
    x = 899.09/26.18
  6. Step 6: Final answer
    x = 34.34

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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.