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Finding the Fourth Proportional to 168,608.05, 252,168.09 and 150,018.55

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Solution

The fourth proportional to 168,608.05, 252,168.09 and 150,018.55 is: 224,365.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,608.05 : 252,168.09 = 150,018.55 : x
  2. Step 2: Convert to fraction form
    168,608.05/252,168.09 = 150,018.55/x
  3. Step 3: Cross multiply
    168,608.05x = 252,168.09 × 150,018.55
  4. Step 4: Simplify right side
    168,608.05x = 37,829,891,218.07
  5. Step 5: Solve for x
    x = 37,829,891,218.07/168,608.05
  6. Step 6: Final answer
    x = 224,365.87

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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.