Home / 195,401.97-269,665.20-109,355.67

Finding the Fourth Proportional to 195,401.97, 269,665.20 and 109,355.67

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Solution

The fourth proportional to 195,401.97, 269,665.20 and 109,355.67 is: 150,916.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,401.97 : 269,665.20 = 109,355.67 : x
  2. Step 2: Convert to fraction form
    195,401.97/269,665.20 = 109,355.67/x
  3. Step 3: Cross multiply
    195,401.97x = 269,665.20 × 109,355.67
  4. Step 4: Simplify right side
    195,401.97x = 29,489,418,621.68
  5. Step 5: Solve for x
    x = 29,489,418,621.68/195,401.97
  6. Step 6: Final answer
    x = 150,916.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.