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Finding the Fourth Proportional to 133,648.31, 200,502.38 and 44,899.39

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Solution

The fourth proportional to 133,648.31, 200,502.38 and 44,899.39 is: 67,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,648.31 : 200,502.38 = 44,899.39 : x
  2. Step 2: Convert to fraction form
    133,648.31/200,502.38 = 44,899.39/x
  3. Step 3: Cross multiply
    133,648.31x = 200,502.38 × 44,899.39
  4. Step 4: Simplify right side
    133,648.31x = 9,002,434,331.05
  5. Step 5: Solve for x
    x = 9,002,434,331.05/133,648.31
  6. Step 6: Final answer
    x = 67,359.13

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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.