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Finding the Fourth Proportional to 44.70, 61.67 and 33.76

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Solution

The fourth proportional to 44.70, 61.67 and 33.76 is: 46.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.70 : 61.67 = 33.76 : x
  2. Step 2: Convert to fraction form
    44.70/61.67 = 33.76/x
  3. Step 3: Cross multiply
    44.70x = 61.67 × 33.76
  4. Step 4: Simplify right side
    44.70x = 2,081.98
  5. Step 5: Solve for x
    x = 2,081.98/44.70
  6. Step 6: Final answer
    x = 46.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.