Home / 66,571.09-91,845.97-43,921.33

Finding the Fourth Proportional to 66,571.09, 91,845.97 and 43,921.33

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Solution

The fourth proportional to 66,571.09, 91,845.97 and 43,921.33 is: 60,596.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,571.09 : 91,845.97 = 43,921.33 : x
  2. Step 2: Convert to fraction form
    66,571.09/91,845.97 = 43,921.33/x
  3. Step 3: Cross multiply
    66,571.09x = 91,845.97 × 43,921.33
  4. Step 4: Simplify right side
    66,571.09x = 4,033,997,157.54
  5. Step 5: Solve for x
    x = 4,033,997,157.54/66,571.09
  6. Step 6: Final answer
    x = 60,596.83

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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.