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Finding the Fourth Proportional to 67,107.54, 100,573.83 and 27,624.90

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Solution

The fourth proportional to 67,107.54, 100,573.83 and 27,624.90 is: 41,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,107.54 : 100,573.83 = 27,624.90 : x
  2. Step 2: Convert to fraction form
    67,107.54/100,573.83 = 27,624.90/x
  3. Step 3: Cross multiply
    67,107.54x = 100,573.83 × 27,624.90
  4. Step 4: Simplify right side
    67,107.54x = 2,778,341,996.37
  5. Step 5: Solve for x
    x = 2,778,341,996.37/67,107.54
  6. Step 6: Final answer
    x = 41,401.34

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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.