Home / 68,849.87-103,260.22-22,091.81

Finding the Fourth Proportional to 68,849.87, 103,260.22 and 22,091.81

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Solution

The fourth proportional to 68,849.87, 103,260.22 and 22,091.81 is: 33,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,849.87 : 103,260.22 = 22,091.81 : x
  2. Step 2: Convert to fraction form
    68,849.87/103,260.22 = 22,091.81/x
  3. Step 3: Cross multiply
    68,849.87x = 103,260.22 × 22,091.81
  4. Step 4: Simplify right side
    68,849.87x = 2,281,204,589.27
  5. Step 5: Solve for x
    x = 2,281,204,589.27/68,849.87
  6. Step 6: Final answer
    x = 33,133.03

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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.