Home / 335,747.75-503,621.70-111,047.90

Finding the Fourth Proportional to 335,747.75, 503,621.70 and 111,047.90

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Solution

The fourth proportional to 335,747.75, 503,621.70 and 111,047.90 is: 166,571.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,747.75 : 503,621.70 = 111,047.90 : x
  2. Step 2: Convert to fraction form
    335,747.75/503,621.70 = 111,047.90/x
  3. Step 3: Cross multiply
    335,747.75x = 503,621.70 × 111,047.90
  4. Step 4: Simplify right side
    335,747.75x = 55,926,132,179.43
  5. Step 5: Solve for x
    x = 55,926,132,179.43/335,747.75
  6. Step 6: Final answer
    x = 166,571.87

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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.