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Finding the Fourth Proportional to 37.62, 56.49 and 29.67

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Solution

The fourth proportional to 37.62, 56.49 and 29.67 is: 44.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.62 : 56.49 = 29.67 : x
  2. Step 2: Convert to fraction form
    37.62/56.49 = 29.67/x
  3. Step 3: Cross multiply
    37.62x = 56.49 × 29.67
  4. Step 4: Simplify right side
    37.62x = 1,676.06
  5. Step 5: Solve for x
    x = 1,676.06/37.62
  6. Step 6: Final answer
    x = 44.55

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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.