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Finding the Fourth Proportional to 173,136.96, 259,690.86 and 54,791.10

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Solution

The fourth proportional to 173,136.96, 259,690.86 and 54,791.10 is: 82,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,136.96 : 259,690.86 = 54,791.10 : x
  2. Step 2: Convert to fraction form
    173,136.96/259,690.86 = 54,791.10/x
  3. Step 3: Cross multiply
    173,136.96x = 259,690.86 × 54,791.10
  4. Step 4: Simplify right side
    173,136.96x = 14,228,747,879.35
  5. Step 5: Solve for x
    x = 14,228,747,879.35/173,136.96
  6. Step 6: Final answer
    x = 82,182.04

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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.