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Finding the Fourth Proportional to 44.84, 61.92 and 35.18

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Solution

The fourth proportional to 44.84, 61.92 and 35.18 is: 48.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.84 : 61.92 = 35.18 : x
  2. Step 2: Convert to fraction form
    44.84/61.92 = 35.18/x
  3. Step 3: Cross multiply
    44.84x = 61.92 × 35.18
  4. Step 4: Simplify right side
    44.84x = 2,178.35
  5. Step 5: Solve for x
    x = 2,178.35/44.84
  6. Step 6: Final answer
    x = 48.58

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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.