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Finding the Fourth Proportional to 23.44, 35.12 and 12.01

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Solution

The fourth proportional to 23.44, 35.12 and 12.01 is: 17.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.44 : 35.12 = 12.01 : x
  2. Step 2: Convert to fraction form
    23.44/35.12 = 12.01/x
  3. Step 3: Cross multiply
    23.44x = 35.12 × 12.01
  4. Step 4: Simplify right side
    23.44x = 421.79
  5. Step 5: Solve for x
    x = 421.79/23.44
  6. Step 6: Final answer
    x = 17.99

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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.