Home / 48,608.20-72,912.30-32,861.80

Finding the Fourth Proportional to 48,608.20, 72,912.30 and 32,861.80

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Solution

The fourth proportional to 48,608.20, 72,912.30 and 32,861.80 is: 49,292.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,608.20 : 72,912.30 = 32,861.80 : x
  2. Step 2: Convert to fraction form
    48,608.20/72,912.30 = 32,861.80/x
  3. Step 3: Cross multiply
    48,608.20x = 72,912.30 × 32,861.80
  4. Step 4: Simplify right side
    48,608.20x = 2,396,029,420.14
  5. Step 5: Solve for x
    x = 2,396,029,420.14/48,608.20
  6. Step 6: Final answer
    x = 49,292.70

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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.