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Finding the Fourth Proportional to 174,589.82, 261,777.55 and 67,849.14

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Solution

The fourth proportional to 174,589.82, 261,777.55 and 67,849.14 is: 101,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,589.82 : 261,777.55 = 67,849.14 : x
  2. Step 2: Convert to fraction form
    174,589.82/261,777.55 = 67,849.14/x
  3. Step 3: Cross multiply
    174,589.82x = 261,777.55 × 67,849.14
  4. Step 4: Simplify right side
    174,589.82x = 17,761,379,990.67
  5. Step 5: Solve for x
    x = 17,761,379,990.67/174,589.82
  6. Step 6: Final answer
    x = 101,732.05

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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.