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Finding the Fourth Proportional to 167,193.44, 250,828.44 and 72,439.39

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Solution

The fourth proportional to 167,193.44, 250,828.44 and 72,439.39 is: 108,675.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,193.44 : 250,828.44 = 72,439.39 : x
  2. Step 2: Convert to fraction form
    167,193.44/250,828.44 = 72,439.39/x
  3. Step 3: Cross multiply
    167,193.44x = 250,828.44 × 72,439.39
  4. Step 4: Simplify right side
    167,193.44x = 18,169,859,433.88
  5. Step 5: Solve for x
    x = 18,169,859,433.88/167,193.44
  6. Step 6: Final answer
    x = 108,675.67

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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.