Home / 57,234.20-85,608.30-51,353.60

Finding the Fourth Proportional to 57,234.20, 85,608.30 and 51,353.60

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Solution

The fourth proportional to 57,234.20, 85,608.30 and 51,353.60 is: 76,812.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,234.20 : 85,608.30 = 51,353.60 : x
  2. Step 2: Convert to fraction form
    57,234.20/85,608.30 = 51,353.60/x
  3. Step 3: Cross multiply
    57,234.20x = 85,608.30 × 51,353.60
  4. Step 4: Simplify right side
    57,234.20x = 4,396,294,394.88
  5. Step 5: Solve for x
    x = 4,396,294,394.88/57,234.20
  6. Step 6: Final answer
    x = 76,812.37

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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.