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Finding the Fourth Proportional to 69,463.01, 104,194.51 and 16,872.14

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Solution

The fourth proportional to 69,463.01, 104,194.51 and 16,872.14 is: 25,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,463.01 : 104,194.51 = 16,872.14 : x
  2. Step 2: Convert to fraction form
    69,463.01/104,194.51 = 16,872.14/x
  3. Step 3: Cross multiply
    69,463.01x = 104,194.51 × 16,872.14
  4. Step 4: Simplify right side
    69,463.01x = 1,757,983,754.62
  5. Step 5: Solve for x
    x = 1,757,983,754.62/69,463.01
  6. Step 6: Final answer
    x = 25,308.20

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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.