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Finding the Fourth Proportional to 69,672.68, 104,507.58 and 17,082.44

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Solution

The fourth proportional to 69,672.68, 104,507.58 and 17,082.44 is: 25,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,672.68 : 104,507.58 = 17,082.44 : x
  2. Step 2: Convert to fraction form
    69,672.68/104,507.58 = 17,082.44/x
  3. Step 3: Cross multiply
    69,672.68x = 104,507.58 × 17,082.44
  4. Step 4: Simplify right side
    69,672.68x = 1,785,244,464.90
  5. Step 5: Solve for x
    x = 1,785,244,464.90/69,672.68
  6. Step 6: Final answer
    x = 25,623.31

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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.