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Finding the Fourth Proportional to 69,086.44, 103,629.57 and 27,562.60

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Solution

The fourth proportional to 69,086.44, 103,629.57 and 27,562.60 is: 41,343.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,086.44 : 103,629.57 = 27,562.60 : x
  2. Step 2: Convert to fraction form
    69,086.44/103,629.57 = 27,562.60/x
  3. Step 3: Cross multiply
    69,086.44x = 103,629.57 × 27,562.60
  4. Step 4: Simplify right side
    69,086.44x = 2,856,300,386.08
  5. Step 5: Solve for x
    x = 2,856,300,386.08/69,086.44
  6. Step 6: Final answer
    x = 41,343.86

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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.