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Finding the Fourth Proportional to 69,791.58, 104,685.95 and 17,201.52

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Solution

The fourth proportional to 69,791.58, 104,685.95 and 17,201.52 is: 25,801.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791.58 : 104,685.95 = 17,201.52 : x
  2. Step 2: Convert to fraction form
    69,791.58/104,685.95 = 17,201.52/x
  3. Step 3: Cross multiply
    69,791.58x = 104,685.95 × 17,201.52
  4. Step 4: Simplify right side
    69,791.58x = 1,800,757,505.65
  5. Step 5: Solve for x
    x = 1,800,757,505.65/69,791.58
  6. Step 6: Final answer
    x = 25,801.93

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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.