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Finding the Fourth Proportional to 65,597.70, 98,377.86 and 18,201.14

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Solution

The fourth proportional to 65,597.70, 98,377.86 and 18,201.14 is: 27,296.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,597.70 : 98,377.86 = 18,201.14 : x
  2. Step 2: Convert to fraction form
    65,597.70/98,377.86 = 18,201.14/x
  3. Step 3: Cross multiply
    65,597.70x = 98,377.86 × 18,201.14
  4. Step 4: Simplify right side
    65,597.70x = 1,790,589,202.76
  5. Step 5: Solve for x
    x = 1,790,589,202.76/65,597.70
  6. Step 6: Final answer
    x = 27,296.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.