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Finding the Fourth Proportional to 71.06, 98.04 and 44.84

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Solution

The fourth proportional to 71.06, 98.04 and 44.84 is: 61.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71.06 : 98.04 = 44.84 : x
  2. Step 2: Convert to fraction form
    71.06/98.04 = 44.84/x
  3. Step 3: Cross multiply
    71.06x = 98.04 × 44.84
  4. Step 4: Simplify right side
    71.06x = 4,395.62
  5. Step 5: Solve for x
    x = 4,395.62/71.06
  6. Step 6: Final answer
    x = 61.86

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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.