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Finding the Fourth Proportional to 23.37, 35.08 and 12.54

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Solution

The fourth proportional to 23.37, 35.08 and 12.54 is: 18.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.37 : 35.08 = 12.54 : x
  2. Step 2: Convert to fraction form
    23.37/35.08 = 12.54/x
  3. Step 3: Cross multiply
    23.37x = 35.08 × 12.54
  4. Step 4: Simplify right side
    23.37x = 439.90
  5. Step 5: Solve for x
    x = 439.90/23.37
  6. Step 6: Final answer
    x = 18.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.