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Finding the Fourth Proportional to 133,952.67, 200,959.38 and 39,185.10

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Solution

The fourth proportional to 133,952.67, 200,959.38 and 39,185.10 is: 58,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,952.67 : 200,959.38 = 39,185.10 : x
  2. Step 2: Convert to fraction form
    133,952.67/200,959.38 = 39,185.10/x
  3. Step 3: Cross multiply
    133,952.67x = 200,959.38 × 39,185.10
  4. Step 4: Simplify right side
    133,952.67x = 7,874,613,401.24
  5. Step 5: Solve for x
    x = 7,874,613,401.24/133,952.67
  6. Step 6: Final answer
    x = 58,786.54

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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.