Home / 69,879.23-104,786.57-22,485.50

Finding the Fourth Proportional to 69,879.23, 104,786.57 and 22,485.50

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Solution

The fourth proportional to 69,879.23, 104,786.57 and 22,485.50 is: 33,717.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,879.23 : 104,786.57 = 22,485.50 : x
  2. Step 2: Convert to fraction form
    69,879.23/104,786.57 = 22,485.50/x
  3. Step 3: Cross multiply
    69,879.23x = 104,786.57 × 22,485.50
  4. Step 4: Simplify right side
    69,879.23x = 2,356,177,952.02
  5. Step 5: Solve for x
    x = 2,356,177,952.02/69,879.23
  6. Step 6: Final answer
    x = 33,717.86

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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.