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Finding the Fourth Proportional to 69,796.80, 104,689.44 and 23,037.12

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Solution

The fourth proportional to 69,796.80, 104,689.44 and 23,037.12 is: 34,553.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,796.80 : 104,689.44 = 23,037.12 : x
  2. Step 2: Convert to fraction form
    69,796.80/104,689.44 = 23,037.12/x
  3. Step 3: Cross multiply
    69,796.80x = 104,689.44 × 23,037.12
  4. Step 4: Simplify right side
    69,796.80x = 2,411,743,192.01
  5. Step 5: Solve for x
    x = 2,411,743,192.01/69,796.80
  6. Step 6: Final answer
    x = 34,553.78

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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.