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Finding the Fourth Proportional to 69,169.73, 103,847.89 and 44,258.41

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Solution

The fourth proportional to 69,169.73, 103,847.89 and 44,258.41 is: 66,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,169.73 : 103,847.89 = 44,258.41 : x
  2. Step 2: Convert to fraction form
    69,169.73/103,847.89 = 44,258.41/x
  3. Step 3: Cross multiply
    69,169.73x = 103,847.89 × 44,258.41
  4. Step 4: Simplify right side
    69,169.73x = 4,596,141,752.72
  5. Step 5: Solve for x
    x = 4,596,141,752.72/69,169.73
  6. Step 6: Final answer
    x = 66,447.30

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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.