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Finding the Fourth Proportional to 166,472.82, 250,250.51 and 133,553.00

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Solution

The fourth proportional to 166,472.82, 250,250.51 and 133,553.00 is: 200,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,472.82 : 250,250.51 = 133,553.00 : x
  2. Step 2: Convert to fraction form
    166,472.82/250,250.51 = 133,553.00/x
  3. Step 3: Cross multiply
    166,472.82x = 250,250.51 × 133,553.00
  4. Step 4: Simplify right side
    166,472.82x = 33,421,707,321.54
  5. Step 5: Solve for x
    x = 33,421,707,321.54/166,472.82
  6. Step 6: Final answer
    x = 200,763.75

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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.