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Finding the Fourth Proportional to 173,138.92, 238,793.22 and 119,411.56

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Solution

The fourth proportional to 173,138.92, 238,793.22 and 119,411.56 is: 164,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,138.92 : 238,793.22 = 119,411.56 : x
  2. Step 2: Convert to fraction form
    173,138.92/238,793.22 = 119,411.56/x
  3. Step 3: Cross multiply
    173,138.92x = 238,793.22 × 119,411.56
  4. Step 4: Simplify right side
    173,138.92x = 28,514,670,917.62
  5. Step 5: Solve for x
    x = 28,514,670,917.62/173,138.92
  6. Step 6: Final answer
    x = 164,692.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.