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Finding the Fourth Proportional to 73,177.44, 109,766.43 and 17,773.44

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Solution

The fourth proportional to 73,177.44, 109,766.43 and 17,773.44 is: 26,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177.44 : 109,766.43 = 17,773.44 : x
  2. Step 2: Convert to fraction form
    73,177.44/109,766.43 = 17,773.44/x
  3. Step 3: Cross multiply
    73,177.44x = 109,766.43 × 17,773.44
  4. Step 4: Simplify right side
    73,177.44x = 1,950,927,057.62
  5. Step 5: Solve for x
    x = 1,950,927,057.62/73,177.44
  6. Step 6: Final answer
    x = 26,660.23

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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.