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Finding the Fourth Proportional to 34.87, 52.24 and 15.58

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Solution

The fourth proportional to 34.87, 52.24 and 15.58 is: 23.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.87 : 52.24 = 15.58 : x
  2. Step 2: Convert to fraction form
    34.87/52.24 = 15.58/x
  3. Step 3: Cross multiply
    34.87x = 52.24 × 15.58
  4. Step 4: Simplify right side
    34.87x = 813.56
  5. Step 5: Solve for x
    x = 813.56/34.87
  6. Step 6: Final answer
    x = 23.33

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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.