Home / 69,906.15-104,785.38-50,174.01

Finding the Fourth Proportional to 69,906.15, 104,785.38 and 50,174.01

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Solution

The fourth proportional to 69,906.15, 104,785.38 and 50,174.01 is: 75,208.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,906.15 : 104,785.38 = 50,174.01 : x
  2. Step 2: Convert to fraction form
    69,906.15/104,785.38 = 50,174.01/x
  3. Step 3: Cross multiply
    69,906.15x = 104,785.38 × 50,174.01
  4. Step 4: Simplify right side
    69,906.15x = 5,257,502,703.97
  5. Step 5: Solve for x
    x = 5,257,502,703.97/69,906.15
  6. Step 6: Final answer
    x = 75,208.01

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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.