Home / 69,629.74-104,350.26-50,821.54

Finding the Fourth Proportional to 69,629.74, 104,350.26 and 50,821.54

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Solution

The fourth proportional to 69,629.74, 104,350.26 and 50,821.54 is: 76,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,629.74 : 104,350.26 = 50,821.54 : x
  2. Step 2: Convert to fraction form
    69,629.74/104,350.26 = 50,821.54/x
  3. Step 3: Cross multiply
    69,629.74x = 104,350.26 × 50,821.54
  4. Step 4: Simplify right side
    69,629.74x = 5,303,240,912.60
  5. Step 5: Solve for x
    x = 5,303,240,912.60/69,629.74
  6. Step 6: Final answer
    x = 76,163.45

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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.