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Finding the Fourth Proportional to 23.24, 35.03 and 23.12

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Solution

The fourth proportional to 23.24, 35.03 and 23.12 is: 34.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.24 : 35.03 = 23.12 : x
  2. Step 2: Convert to fraction form
    23.24/35.03 = 23.12/x
  3. Step 3: Cross multiply
    23.24x = 35.03 × 23.12
  4. Step 4: Simplify right side
    23.24x = 809.89
  5. Step 5: Solve for x
    x = 809.89/23.24
  6. Step 6: Final answer
    x = 34.85

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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.