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Finding the Fourth Proportional to 201,147.33, 303,133.98 and 181,181.88

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Solution

The fourth proportional to 201,147.33, 303,133.98 and 181,181.88 is: 273,045.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,147.33 : 303,133.98 = 181,181.88 : x
  2. Step 2: Convert to fraction form
    201,147.33/303,133.98 = 181,181.88/x
  3. Step 3: Cross multiply
    201,147.33x = 303,133.98 × 181,181.88
  4. Step 4: Simplify right side
    201,147.33x = 54,922,384,388.28
  5. Step 5: Solve for x
    x = 54,922,384,388.28/201,147.33
  6. Step 6: Final answer
    x = 273,045.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.