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Finding the Fourth Proportional to 44.68, 61.76 and 35.48

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Solution

The fourth proportional to 44.68, 61.76 and 35.48 is: 49.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.68 : 61.76 = 35.48 : x
  2. Step 2: Convert to fraction form
    44.68/61.76 = 35.48/x
  3. Step 3: Cross multiply
    44.68x = 61.76 × 35.48
  4. Step 4: Simplify right side
    44.68x = 2,191.24
  5. Step 5: Solve for x
    x = 2,191.24/44.68
  6. Step 6: Final answer
    x = 49.04

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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.