Home / 57,982.50-80,015.85-32,836.86

Finding the Fourth Proportional to 57,982.50, 80,015.85 and 32,836.86

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Solution

The fourth proportional to 57,982.50, 80,015.85 and 32,836.86 is: 45,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,982.50 : 80,015.85 = 32,836.86 : x
  2. Step 2: Convert to fraction form
    57,982.50/80,015.85 = 32,836.86/x
  3. Step 3: Cross multiply
    57,982.50x = 80,015.85 × 32,836.86
  4. Step 4: Simplify right side
    57,982.50x = 2,627,469,264.23
  5. Step 5: Solve for x
    x = 2,627,469,264.23/57,982.50
  6. Step 6: Final answer
    x = 45,314.87

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1.5x scale

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.