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Finding the Fourth Proportional to 33,112, 49,635.19 and 15,550.39

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Solution

The fourth proportional to 33,112, 49,635.19 and 15,550.39 is: 23,310.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,112 : 49,635.19 = 15,550.39 : x
  2. Step 2: Convert to fraction form
    33,112/49,635.19 = 15,550.39/x
  3. Step 3: Cross multiply
    33,112x = 49,635.19 × 15,550.39
  4. Step 4: Simplify right side
    33,112x = 771,846,562.22
  5. Step 5: Solve for x
    x = 771,846,562.22/33,112
  6. Step 6: Final answer
    x = 23,310.18

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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.