Home / 100,561.26-150,716.13-50,653.92

Finding the Fourth Proportional to 100,561.26, 150,716.13 and 50,653.92

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Solution

The fourth proportional to 100,561.26, 150,716.13 and 50,653.92 is: 75,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,561.26 : 150,716.13 = 50,653.92 : x
  2. Step 2: Convert to fraction form
    100,561.26/150,716.13 = 50,653.92/x
  3. Step 3: Cross multiply
    100,561.26x = 150,716.13 × 50,653.92
  4. Step 4: Simplify right side
    100,561.26x = 7,634,362,791.73
  5. Step 5: Solve for x
    x = 7,634,362,791.73/100,561.26
  6. Step 6: Final answer
    x = 75,917.53

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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.