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Finding the Fourth Proportional to 69,794.16, 104,692.30 and 17,203.64

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Solution

The fourth proportional to 69,794.16, 104,692.30 and 17,203.64 is: 25,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,794.16 : 104,692.30 = 17,203.64 : x
  2. Step 2: Convert to fraction form
    69,794.16/104,692.30 = 17,203.64/x
  3. Step 3: Cross multiply
    69,794.16x = 104,692.30 × 17,203.64
  4. Step 4: Simplify right side
    69,794.16x = 1,801,088,662.40
  5. Step 5: Solve for x
    x = 1,801,088,662.40/69,794.16
  6. Step 6: Final answer
    x = 25,805.72

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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.