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Finding the Fourth Proportional to 34.60, 51.99 and 33.25

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Solution

The fourth proportional to 34.60, 51.99 and 33.25 is: 49.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.60 : 51.99 = 33.25 : x
  2. Step 2: Convert to fraction form
    34.60/51.99 = 33.25/x
  3. Step 3: Cross multiply
    34.60x = 51.99 × 33.25
  4. Step 4: Simplify right side
    34.60x = 1,728.50
  5. Step 5: Solve for x
    x = 1,728.50/34.60
  6. Step 6: Final answer
    x = 49.96

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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.