Home / 69,399.37-104,083.48-31,923.45

Finding the Fourth Proportional to 69,399.37, 104,083.48 and 31,923.45

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Solution

The fourth proportional to 69,399.37, 104,083.48 and 31,923.45 is: 47,878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,399.37 : 104,083.48 = 31,923.45 : x
  2. Step 2: Convert to fraction form
    69,399.37/104,083.48 = 31,923.45/x
  3. Step 3: Cross multiply
    69,399.37x = 104,083.48 × 31,923.45
  4. Step 4: Simplify right side
    69,399.37x = 3,322,703,769.61
  5. Step 5: Solve for x
    x = 3,322,703,769.61/69,399.37
  6. Step 6: Final answer
    x = 47,878.01

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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.