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Finding the Fourth Proportional to 24.05, 33.32 and 23.72

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Solution

The fourth proportional to 24.05, 33.32 and 23.72 is: 32.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.05 : 33.32 = 23.72 : x
  2. Step 2: Convert to fraction form
    24.05/33.32 = 23.72/x
  3. Step 3: Cross multiply
    24.05x = 33.32 × 23.72
  4. Step 4: Simplify right side
    24.05x = 790.35
  5. Step 5: Solve for x
    x = 790.35/24.05
  6. Step 6: Final answer
    x = 32.86

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.