Home / 69,231.88-95,542.00-39,015.54

Finding the Fourth Proportional to 69,231.88, 95,542.00 and 39,015.54

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Solution

The fourth proportional to 69,231.88, 95,542.00 and 39,015.54 is: 53,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,231.88 : 95,542.00 = 39,015.54 : x
  2. Step 2: Convert to fraction form
    69,231.88/95,542.00 = 39,015.54/x
  3. Step 3: Cross multiply
    69,231.88x = 95,542.00 × 39,015.54
  4. Step 4: Simplify right side
    69,231.88x = 3,727,622,625.14
  5. Step 5: Solve for x
    x = 3,727,622,625.14/69,231.88
  6. Step 6: Final answer
    x = 53,842.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.