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Finding the Fourth Proportional to 44.63, 61.65 and 33.74

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Solution

The fourth proportional to 44.63, 61.65 and 33.74 is: 46.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.63 : 61.65 = 33.74 : x
  2. Step 2: Convert to fraction form
    44.63/61.65 = 33.74/x
  3. Step 3: Cross multiply
    44.63x = 61.65 × 33.74
  4. Step 4: Simplify right side
    44.63x = 2,079.76
  5. Step 5: Solve for x
    x = 2,079.76/44.63
  6. Step 6: Final answer
    x = 46.61

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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.