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Finding the Fourth Proportional to 133,898.81, 200,847.29 and 34,057.69

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Solution

The fourth proportional to 133,898.81, 200,847.29 and 34,057.69 is: 51,086.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,898.81 : 200,847.29 = 34,057.69 : x
  2. Step 2: Convert to fraction form
    133,898.81/200,847.29 = 34,057.69/x
  3. Step 3: Cross multiply
    133,898.81x = 200,847.29 × 34,057.69
  4. Step 4: Simplify right side
    133,898.81x = 6,840,394,067.75
  5. Step 5: Solve for x
    x = 6,840,394,067.75/133,898.81
  6. Step 6: Final answer
    x = 51,086.30

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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.