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Finding the Fourth Proportional to 133,883.92, 200,706.56 and 50,836.24

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Solution

The fourth proportional to 133,883.92, 200,706.56 and 50,836.24 is: 76,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,883.92 : 200,706.56 = 50,836.24 : x
  2. Step 2: Convert to fraction form
    133,883.92/200,706.56 = 50,836.24/x
  3. Step 3: Cross multiply
    133,883.92x = 200,706.56 × 50,836.24
  4. Step 4: Simplify right side
    133,883.92x = 10,203,166,853.73
  5. Step 5: Solve for x
    x = 10,203,166,853.73/133,883.92
  6. Step 6: Final answer
    x = 76,209.05

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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.