Home / 40,965.40-61,375.20-33,529.60

Finding the Fourth Proportional to 40,965.40, 61,375.20 and 33,529.60

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Solution

The fourth proportional to 40,965.40, 61,375.20 and 33,529.60 is: 50,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,965.40 : 61,375.20 = 33,529.60 : x
  2. Step 2: Convert to fraction form
    40,965.40/61,375.20 = 33,529.60/x
  3. Step 3: Cross multiply
    40,965.40x = 61,375.20 × 33,529.60
  4. Step 4: Simplify right side
    40,965.40x = 2,057,885,905.92
  5. Step 5: Solve for x
    x = 2,057,885,905.92/40,965.40
  6. Step 6: Final answer
    x = 50,234.73

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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.