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Finding the Fourth Proportional to 166,801.80, 250,202.70 and 165,246.60

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Solution

The fourth proportional to 166,801.80, 250,202.70 and 165,246.60 is: 247,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,801.80 : 250,202.70 = 165,246.60 : x
  2. Step 2: Convert to fraction form
    166,801.80/250,202.70 = 165,246.60/x
  3. Step 3: Cross multiply
    166,801.80x = 250,202.70 × 165,246.60
  4. Step 4: Simplify right side
    166,801.80x = 41,345,145,485.82
  5. Step 5: Solve for x
    x = 41,345,145,485.82/166,801.80
  6. Step 6: Final answer
    x = 247,869.90

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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.