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Finding the Fourth Proportional to 34.98, 52.37 and 29.85

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Solution

The fourth proportional to 34.98, 52.37 and 29.85 is: 44.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.98 : 52.37 = 29.85 : x
  2. Step 2: Convert to fraction form
    34.98/52.37 = 29.85/x
  3. Step 3: Cross multiply
    34.98x = 52.37 × 29.85
  4. Step 4: Simplify right side
    34.98x = 1,563.24
  5. Step 5: Solve for x
    x = 1,563.24/34.98
  6. Step 6: Final answer
    x = 44.69

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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.