Home / 179,623.80-269,144.10-112,944.60

Finding the Fourth Proportional to 179,623.80, 269,144.10 and 112,944.60

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Solution

The fourth proportional to 179,623.80, 269,144.10 and 112,944.60 is: 169,233.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,623.80 : 269,144.10 = 112,944.60 : x
  2. Step 2: Convert to fraction form
    179,623.80/269,144.10 = 112,944.60/x
  3. Step 3: Cross multiply
    179,623.80x = 269,144.10 × 112,944.60
  4. Step 4: Simplify right side
    179,623.80x = 30,398,372,716.86
  5. Step 5: Solve for x
    x = 30,398,372,716.86/179,623.80
  6. Step 6: Final answer
    x = 169,233.55

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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.