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Finding the Fourth Proportional to 173,957.73, 240,039.24 and 102,311.61

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Solution

The fourth proportional to 173,957.73, 240,039.24 and 102,311.61 is: 141,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,957.73 : 240,039.24 = 102,311.61 : x
  2. Step 2: Convert to fraction form
    173,957.73/240,039.24 = 102,311.61/x
  3. Step 3: Cross multiply
    173,957.73x = 240,039.24 × 102,311.61
  4. Step 4: Simplify right side
    173,957.73x = 24,558,801,107.58
  5. Step 5: Solve for x
    x = 24,558,801,107.58/173,957.73
  6. Step 6: Final answer
    x = 141,176.83

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Why These Related Problems?

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