Home / 57,321.22-85,801.60-36,188.12

Finding the Fourth Proportional to 57,321.22, 85,801.60 and 36,188.12

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Solution

The fourth proportional to 57,321.22, 85,801.60 and 36,188.12 is: 54,168.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,321.22 : 85,801.60 = 36,188.12 : x
  2. Step 2: Convert to fraction form
    57,321.22/85,801.60 = 36,188.12/x
  3. Step 3: Cross multiply
    57,321.22x = 85,801.60 × 36,188.12
  4. Step 4: Simplify right side
    57,321.22x = 3,104,998,596.99
  5. Step 5: Solve for x
    x = 3,104,998,596.99/57,321.22
  6. Step 6: Final answer
    x = 54,168.40

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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.