Home / 80,217.38-120,301.74-33,459.32

Finding the Fourth Proportional to 80,217.38, 120,301.74 and 33,459.32

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Solution

The fourth proportional to 80,217.38, 120,301.74 and 33,459.32 is: 50,178.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,217.38 : 120,301.74 = 33,459.32 : x
  2. Step 2: Convert to fraction form
    80,217.38/120,301.74 = 33,459.32/x
  3. Step 3: Cross multiply
    80,217.38x = 120,301.74 × 33,459.32
  4. Step 4: Simplify right side
    80,217.38x = 4,025,214,415.22
  5. Step 5: Solve for x
    x = 4,025,214,415.22/80,217.38
  6. Step 6: Final answer
    x = 50,178.83

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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.