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Finding the Fourth Proportional to 71.06, 98.03 and 44.83

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Solution

The fourth proportional to 71.06, 98.03 and 44.83 is: 61.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71.06 : 98.03 = 44.83 : x
  2. Step 2: Convert to fraction form
    71.06/98.03 = 44.83/x
  3. Step 3: Cross multiply
    71.06x = 98.03 × 44.83
  4. Step 4: Simplify right side
    71.06x = 4,393.97
  5. Step 5: Solve for x
    x = 4,393.97/71.06
  6. Step 6: Final answer
    x = 61.83

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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.