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Finding the Fourth Proportional to 166,999.44, 250,562.64 and 100,485.48

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Solution

The fourth proportional to 166,999.44, 250,562.64 and 100,485.48 is: 150,766.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,999.44 : 250,562.64 = 100,485.48 : x
  2. Step 2: Convert to fraction form
    166,999.44/250,562.64 = 100,485.48/x
  3. Step 3: Cross multiply
    166,999.44x = 250,562.64 × 100,485.48
  4. Step 4: Simplify right side
    166,999.44x = 25,177,907,150.47
  5. Step 5: Solve for x
    x = 25,177,907,150.47/166,999.44
  6. Step 6: Final answer
    x = 150,766.42

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1.5x scale

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.