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Finding the Fourth Proportional to 23.62, 35.43 and 14.58

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Solution

The fourth proportional to 23.62, 35.43 and 14.58 is: 21.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.62 : 35.43 = 14.58 : x
  2. Step 2: Convert to fraction form
    23.62/35.43 = 14.58/x
  3. Step 3: Cross multiply
    23.62x = 35.43 × 14.58
  4. Step 4: Simplify right side
    23.62x = 516.57
  5. Step 5: Solve for x
    x = 516.57/23.62
  6. Step 6: Final answer
    x = 21.87

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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.