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Finding the Fourth Proportional to 181,034.33, 271,575.34 and 67,166.64

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Solution

The fourth proportional to 181,034.33, 271,575.34 and 67,166.64 is: 100,758.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,034.33 : 271,575.34 = 67,166.64 : x
  2. Step 2: Convert to fraction form
    181,034.33/271,575.34 = 67,166.64/x
  3. Step 3: Cross multiply
    181,034.33x = 271,575.34 × 67,166.64
  4. Step 4: Simplify right side
    181,034.33x = 18,240,802,926.74
  5. Step 5: Solve for x
    x = 18,240,802,926.74/181,034.33
  6. Step 6: Final answer
    x = 100,758.81

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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.