Home / 73,049.43-109,559.57-23,121.03

Finding the Fourth Proportional to 73,049.43, 109,559.57 and 23,121.03

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Solution

The fourth proportional to 73,049.43, 109,559.57 and 23,121.03 is: 34,676.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,049.43 : 109,559.57 = 23,121.03 : x
  2. Step 2: Convert to fraction form
    73,049.43/109,559.57 = 23,121.03/x
  3. Step 3: Cross multiply
    73,049.43x = 109,559.57 × 23,121.03
  4. Step 4: Simplify right side
    73,049.43x = 2,533,129,989.15
  5. Step 5: Solve for x
    x = 2,533,129,989.15/73,049.43
  6. Step 6: Final answer
    x = 34,676.93

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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.