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Finding the Fourth Proportional to 62.31, 93.48 and 23.82

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Solution

The fourth proportional to 62.31, 93.48 and 23.82 is: 35.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.31 : 93.48 = 23.82 : x
  2. Step 2: Convert to fraction form
    62.31/93.48 = 23.82/x
  3. Step 3: Cross multiply
    62.31x = 93.48 × 23.82
  4. Step 4: Simplify right side
    62.31x = 2,226.69
  5. Step 5: Solve for x
    x = 2,226.69/62.31
  6. Step 6: Final answer
    x = 35.74

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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.