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Finding the Fourth Proportional to 69,747.69, 104,643.42 and 23,033.37

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Solution

The fourth proportional to 69,747.69, 104,643.42 and 23,033.37 is: 34,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,747.69 : 104,643.42 = 23,033.37 : x
  2. Step 2: Convert to fraction form
    69,747.69/104,643.42 = 23,033.37/x
  3. Step 3: Cross multiply
    69,747.69x = 104,643.42 × 23,033.37
  4. Step 4: Simplify right side
    69,747.69x = 2,410,290,610.93
  5. Step 5: Solve for x
    x = 2,410,290,610.93/69,747.69
  6. Step 6: Final answer
    x = 34,557.28

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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.