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Finding the Fourth Proportional to 23.87, 35.60 and 22.73

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Solution

The fourth proportional to 23.87, 35.60 and 22.73 is: 33.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.87 : 35.60 = 22.73 : x
  2. Step 2: Convert to fraction form
    23.87/35.60 = 22.73/x
  3. Step 3: Cross multiply
    23.87x = 35.60 × 22.73
  4. Step 4: Simplify right side
    23.87x = 809.07
  5. Step 5: Solve for x
    x = 809.07/23.87
  6. Step 6: Final answer
    x = 33.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.