Home / 57,178.70-78,906.60-32,028.20

Finding the Fourth Proportional to 57,178.70, 78,906.60 and 32,028.20

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Solution

The fourth proportional to 57,178.70, 78,906.60 and 32,028.20 is: 44,198.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,178.70 : 78,906.60 = 32,028.20 : x
  2. Step 2: Convert to fraction form
    57,178.70/78,906.60 = 32,028.20/x
  3. Step 3: Cross multiply
    57,178.70x = 78,906.60 × 32,028.20
  4. Step 4: Simplify right side
    57,178.70x = 2,527,235,971.59
  5. Step 5: Solve for x
    x = 2,527,235,971.59/57,178.70
  6. Step 6: Final answer
    x = 44,198.91

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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.