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Finding the Fourth Proportional to 167,370.87, 230,857.17 and 106,914.67

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Solution

The fourth proportional to 167,370.87, 230,857.17 and 106,914.67 is: 147,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,370.87 : 230,857.17 = 106,914.67 : x
  2. Step 2: Convert to fraction form
    167,370.87/230,857.17 = 106,914.67/x
  3. Step 3: Cross multiply
    167,370.87x = 230,857.17 × 106,914.67
  4. Step 4: Simplify right side
    167,370.87x = 24,682,017,169.61
  5. Step 5: Solve for x
    x = 24,682,017,169.61/167,370.87
  6. Step 6: Final answer
    x = 147,469.01

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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.