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Finding the Fourth Proportional to 49,580.46, 68,363.22 and 36,983.34

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Solution

The fourth proportional to 49,580.46, 68,363.22 and 36,983.34 is: 50,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,580.46 : 68,363.22 = 36,983.34 : x
  2. Step 2: Convert to fraction form
    49,580.46/68,363.22 = 36,983.34/x
  3. Step 3: Cross multiply
    49,580.46x = 68,363.22 × 36,983.34
  4. Step 4: Simplify right side
    49,580.46x = 2,528,300,208.75
  5. Step 5: Solve for x
    x = 2,528,300,208.75/49,580.46
  6. Step 6: Final answer
    x = 50,993.88

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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.