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Finding the Fourth Proportional to 69,764,705.70, 104,647,058.55 and 35,752,481.70

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Solution

The fourth proportional to 69,764,705.70, 104,647,058.55 and 35,752,481.70 is: 53,628,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,764,705.70 : 104,647,058.55 = 35,752,481.70 : x
  2. Step 2: Convert to fraction form
    69,764,705.70/104,647,058.55 = 35,752,481.70/x
  3. Step 3: Cross multiply
    69,764,705.70x = 104,647,058.55 × 35,752,481.70
  4. Step 4: Simplify right side
    69,764,705.70x = 3,741,392,045,767,703.50
  5. Step 5: Solve for x
    x = 3,741,392,045,767,703.50/69,764,705.70
  6. Step 6: Final answer
    x = 53,628,722.55

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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.