Home / 67,504.56-101,273.23-20,757.42

Finding the Fourth Proportional to 67,504.56, 101,273.23 and 20,757.42

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Solution

The fourth proportional to 67,504.56, 101,273.23 and 20,757.42 is: 31,141.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,504.56 : 101,273.23 = 20,757.42 : x
  2. Step 2: Convert to fraction form
    67,504.56/101,273.23 = 20,757.42/x
  3. Step 3: Cross multiply
    67,504.56x = 101,273.23 × 20,757.42
  4. Step 4: Simplify right side
    67,504.56x = 2,102,170,969.87
  5. Step 5: Solve for x
    x = 2,102,170,969.87/67,504.56
  6. Step 6: Final answer
    x = 31,141.17

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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.