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Finding the Fourth Proportional to 29,687.25, 44,550.32 and 11,219.25

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Solution

The fourth proportional to 29,687.25, 44,550.32 and 11,219.25 is: 16,836.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,687.25 : 44,550.32 = 11,219.25 : x
  2. Step 2: Convert to fraction form
    29,687.25/44,550.32 = 11,219.25/x
  3. Step 3: Cross multiply
    29,687.25x = 44,550.32 × 11,219.25
  4. Step 4: Simplify right side
    29,687.25x = 499,821,121.56
  5. Step 5: Solve for x
    x = 499,821,121.56/29,687.25
  6. Step 6: Final answer
    x = 16,836.22

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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.