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Finding the Fourth Proportional to 41.89, 62.78 and 33.35

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Solution

The fourth proportional to 41.89, 62.78 and 33.35 is: 49.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.89 : 62.78 = 33.35 : x
  2. Step 2: Convert to fraction form
    41.89/62.78 = 33.35/x
  3. Step 3: Cross multiply
    41.89x = 62.78 × 33.35
  4. Step 4: Simplify right side
    41.89x = 2,093.71
  5. Step 5: Solve for x
    x = 2,093.71/41.89
  6. Step 6: Final answer
    x = 49.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.