Home / 69,589.58-104,387.88-19,673.26

Finding the Fourth Proportional to 69,589.58, 104,387.88 and 19,673.26

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Solution

The fourth proportional to 69,589.58, 104,387.88 and 19,673.26 is: 29,510.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,589.58 : 104,387.88 = 19,673.26 : x
  2. Step 2: Convert to fraction form
    69,589.58/104,387.88 = 19,673.26/x
  3. Step 3: Cross multiply
    69,589.58x = 104,387.88 × 19,673.26
  4. Step 4: Simplify right side
    69,589.58x = 2,053,649,904.09
  5. Step 5: Solve for x
    x = 2,053,649,904.09/69,589.58
  6. Step 6: Final answer
    x = 29,510.88

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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.