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Finding the Fourth Proportional to 150,843.80, 226,265.70 and 133,785.20

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Solution

The fourth proportional to 150,843.80, 226,265.70 and 133,785.20 is: 200,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,843.80 : 226,265.70 = 133,785.20 : x
  2. Step 2: Convert to fraction form
    150,843.80/226,265.70 = 133,785.20/x
  3. Step 3: Cross multiply
    150,843.80x = 226,265.70 × 133,785.20
  4. Step 4: Simplify right side
    150,843.80x = 30,271,001,927.64
  5. Step 5: Solve for x
    x = 30,271,001,927.64/150,843.80
  6. Step 6: Final answer
    x = 200,677.80

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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.