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Finding the Fourth Proportional to 75,843.66, 104,685.07 and 44,022.81

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Solution

The fourth proportional to 75,843.66, 104,685.07 and 44,022.81 is: 60,763.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,843.66 : 104,685.07 = 44,022.81 : x
  2. Step 2: Convert to fraction form
    75,843.66/104,685.07 = 44,022.81/x
  3. Step 3: Cross multiply
    75,843.66x = 104,685.07 × 44,022.81
  4. Step 4: Simplify right side
    75,843.66x = 4,608,530,946.45
  5. Step 5: Solve for x
    x = 4,608,530,946.45/75,843.66
  6. Step 6: Final answer
    x = 60,763.56

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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.