Home / 57,320.20-85,850.70-33,992.20

Finding the Fourth Proportional to 57,320.20, 85,850.70 and 33,992.20

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Solution

The fourth proportional to 57,320.20, 85,850.70 and 33,992.20 is: 50,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,320.20 : 85,850.70 = 33,992.20 : x
  2. Step 2: Convert to fraction form
    57,320.20/85,850.70 = 33,992.20/x
  3. Step 3: Cross multiply
    57,320.20x = 85,850.70 × 33,992.20
  4. Step 4: Simplify right side
    57,320.20x = 2,918,254,164.54
  5. Step 5: Solve for x
    x = 2,918,254,164.54/57,320.20
  6. Step 6: Final answer
    x = 50,911.44

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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.