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Finding the Fourth Proportional to 23.63, 35.62 and 22.17

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Solution

The fourth proportional to 23.63, 35.62 and 22.17 is: 33.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.63 : 35.62 = 22.17 : x
  2. Step 2: Convert to fraction form
    23.63/35.62 = 22.17/x
  3. Step 3: Cross multiply
    23.63x = 35.62 × 22.17
  4. Step 4: Simplify right side
    23.63x = 789.60
  5. Step 5: Solve for x
    x = 789.60/23.63
  6. Step 6: Final answer
    x = 33.41

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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.