Home / 268,936.00-403,401.26-69,255.61

Finding the Fourth Proportional to 268,936.00, 403,401.26 and 69,255.61

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Solution

The fourth proportional to 268,936.00, 403,401.26 and 69,255.61 is: 103,882.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,936.00 : 403,401.26 = 69,255.61 : x
  2. Step 2: Convert to fraction form
    268,936.00/403,401.26 = 69,255.61/x
  3. Step 3: Cross multiply
    268,936.00x = 403,401.26 × 69,255.61
  4. Step 4: Simplify right side
    268,936.00x = 27,937,799,500.70
  5. Step 5: Solve for x
    x = 27,937,799,500.70/268,936.00
  6. Step 6: Final answer
    x = 103,882.71

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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.