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Finding the Fourth Proportional to 83,744.70, 125,592.07 and 27,574.44

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Solution

The fourth proportional to 83,744.70, 125,592.07 and 27,574.44 is: 41,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,744.70 : 125,592.07 = 27,574.44 : x
  2. Step 2: Convert to fraction form
    83,744.70/125,592.07 = 27,574.44/x
  3. Step 3: Cross multiply
    83,744.70x = 125,592.07 × 27,574.44
  4. Step 4: Simplify right side
    83,744.70x = 3,463,130,998.69
  5. Step 5: Solve for x
    x = 3,463,130,998.69/83,744.70
  6. Step 6: Final answer
    x = 41,353.43

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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.