Home / 221,029.20-331,265.03-94,519.89

Finding the Fourth Proportional to 221,029.20, 331,265.03 and 94,519.89

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Solution

The fourth proportional to 221,029.20, 331,265.03 and 94,519.89 is: 141,660.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,029.20 : 331,265.03 = 94,519.89 : x
  2. Step 2: Convert to fraction form
    221,029.20/331,265.03 = 94,519.89/x
  3. Step 3: Cross multiply
    221,029.20x = 331,265.03 × 94,519.89
  4. Step 4: Simplify right side
    221,029.20x = 31,311,133,723.85
  5. Step 5: Solve for x
    x = 31,311,133,723.85/221,029.20
  6. Step 6: Final answer
    x = 141,660.62

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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.