Home / 69,920.32-104,879.46-17,329.44

Finding the Fourth Proportional to 69,920.32, 104,879.46 and 17,329.44

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Solution

The fourth proportional to 69,920.32, 104,879.46 and 17,329.44 is: 25,993.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,920.32 : 104,879.46 = 17,329.44 : x
  2. Step 2: Convert to fraction form
    69,920.32/104,879.46 = 17,329.44/x
  3. Step 3: Cross multiply
    69,920.32x = 104,879.46 × 17,329.44
  4. Step 4: Simplify right side
    69,920.32x = 1,817,502,309.30
  5. Step 5: Solve for x
    x = 1,817,502,309.30/69,920.32
  6. Step 6: Final answer
    x = 25,993.91

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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.