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Finding the Fourth Proportional to 226,647.81, 339,983.87 and 58,169.61

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Solution

The fourth proportional to 226,647.81, 339,983.87 and 58,169.61 is: 87,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,647.81 : 339,983.87 = 58,169.61 : x
  2. Step 2: Convert to fraction form
    226,647.81/339,983.87 = 58,169.61/x
  3. Step 3: Cross multiply
    226,647.81x = 339,983.87 × 58,169.61
  4. Step 4: Simplify right side
    226,647.81x = 19,776,728,833.34
  5. Step 5: Solve for x
    x = 19,776,728,833.34/226,647.81
  6. Step 6: Final answer
    x = 87,257.53

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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.