Home / 100,716.30-151,067.97-30,596.22

Finding the Fourth Proportional to 100,716.30, 151,067.97 and 30,596.22

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Solution

The fourth proportional to 100,716.30, 151,067.97 and 30,596.22 is: 45,892.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,716.30 : 151,067.97 = 30,596.22 : x
  2. Step 2: Convert to fraction form
    100,716.30/151,067.97 = 30,596.22/x
  3. Step 3: Cross multiply
    100,716.30x = 151,067.97 × 30,596.22
  4. Step 4: Simplify right side
    100,716.30x = 4,622,108,845.07
  5. Step 5: Solve for x
    x = 4,622,108,845.07/100,716.30
  6. Step 6: Final answer
    x = 45,892.36

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1.5x scale

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.