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Finding the Fourth Proportional to 69,558.76, 104,339.24 and 16,969.24

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Solution

The fourth proportional to 69,558.76, 104,339.24 and 16,969.24 is: 25,454.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,558.76 : 104,339.24 = 16,969.24 : x
  2. Step 2: Convert to fraction form
    69,558.76/104,339.24 = 16,969.24/x
  3. Step 3: Cross multiply
    69,558.76x = 104,339.24 × 16,969.24
  4. Step 4: Simplify right side
    69,558.76x = 1,770,557,604.98
  5. Step 5: Solve for x
    x = 1,770,557,604.98/69,558.76
  6. Step 6: Final answer
    x = 25,454.13

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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.