Home / 69,796.03-104,694.66-19,876.09

Finding the Fourth Proportional to 69,796.03, 104,694.66 and 19,876.09

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Solution

The fourth proportional to 69,796.03, 104,694.66 and 19,876.09 is: 29,814.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,796.03 : 104,694.66 = 19,876.09 : x
  2. Step 2: Convert to fraction form
    69,796.03/104,694.66 = 19,876.09/x
  3. Step 3: Cross multiply
    69,796.03x = 104,694.66 × 19,876.09
  4. Step 4: Simplify right side
    69,796.03x = 2,080,920,484.68
  5. Step 5: Solve for x
    x = 2,080,920,484.68/69,796.03
  6. Step 6: Final answer
    x = 29,814.31

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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.