Home / 124,327.44-171,571.80-67,738.80

Finding the Fourth Proportional to 124,327.44, 171,571.80 and 67,738.80

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Solution

The fourth proportional to 124,327.44, 171,571.80 and 67,738.80 is: 93,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,327.44 : 171,571.80 = 67,738.80 : x
  2. Step 2: Convert to fraction form
    124,327.44/171,571.80 = 67,738.80/x
  3. Step 3: Cross multiply
    124,327.44x = 171,571.80 × 67,738.80
  4. Step 4: Simplify right side
    124,327.44x = 11,622,067,845.84
  5. Step 5: Solve for x
    x = 11,622,067,845.84/124,327.44
  6. Step 6: Final answer
    x = 93,479.51

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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.