Home / 52,227.25-78,327.48-20,199.85

Finding the Fourth Proportional to 52,227.25, 78,327.48 and 20,199.85

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Solution

The fourth proportional to 52,227.25, 78,327.48 and 20,199.85 is: 30,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,227.25 : 78,327.48 = 20,199.85 : x
  2. Step 2: Convert to fraction form
    52,227.25/78,327.48 = 20,199.85/x
  3. Step 3: Cross multiply
    52,227.25x = 78,327.48 × 20,199.85
  4. Step 4: Simplify right side
    52,227.25x = 1,582,203,346.88
  5. Step 5: Solve for x
    x = 1,582,203,346.88/52,227.25
  6. Step 6: Final answer
    x = 30,294.59

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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.