Home / 69,918.32-104,879.30-17,327.04

Finding the Fourth Proportional to 69,918.32, 104,879.30 and 17,327.04

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Solution

The fourth proportional to 69,918.32, 104,879.30 and 17,327.04 is: 25,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,918.32 : 104,879.30 = 17,327.04 : x
  2. Step 2: Convert to fraction form
    69,918.32/104,879.30 = 17,327.04/x
  3. Step 3: Cross multiply
    69,918.32x = 104,879.30 × 17,327.04
  4. Step 4: Simplify right side
    69,918.32x = 1,817,247,826.27
  5. Step 5: Solve for x
    x = 1,817,247,826.27/69,918.32
  6. Step 6: Final answer
    x = 25,991.01

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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.