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Finding the Fourth Proportional to 69,355.54, 104,033.31 and 16,765.02

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Solution

The fourth proportional to 69,355.54, 104,033.31 and 16,765.02 is: 25,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,355.54 : 104,033.31 = 16,765.02 : x
  2. Step 2: Convert to fraction form
    69,355.54/104,033.31 = 16,765.02/x
  3. Step 3: Cross multiply
    69,355.54x = 104,033.31 × 16,765.02
  4. Step 4: Simplify right side
    69,355.54x = 1,744,120,522.82
  5. Step 5: Solve for x
    x = 1,744,120,522.82/69,355.54
  6. Step 6: Final answer
    x = 25,147.53

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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.