Home / 57,611.20-86,481.60-44,521.60

Finding the Fourth Proportional to 57,611.20, 86,481.60 and 44,521.60

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Solution

The fourth proportional to 57,611.20, 86,481.60 and 44,521.60 is: 66,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,611.20 : 86,481.60 = 44,521.60 : x
  2. Step 2: Convert to fraction form
    57,611.20/86,481.60 = 44,521.60/x
  3. Step 3: Cross multiply
    57,611.20x = 86,481.60 × 44,521.60
  4. Step 4: Simplify right side
    57,611.20x = 3,850,299,202.56
  5. Step 5: Solve for x
    x = 3,850,299,202.56/57,611.20
  6. Step 6: Final answer
    x = 66,832.48

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1.5x scale

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.