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Finding the Fourth Proportional to 43,653.87, 65,401.50 and 33,674.67

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Solution

The fourth proportional to 43,653.87, 65,401.50 and 33,674.67 is: 50,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,653.87 : 65,401.50 = 33,674.67 : x
  2. Step 2: Convert to fraction form
    43,653.87/65,401.50 = 33,674.67/x
  3. Step 3: Cross multiply
    43,653.87x = 65,401.50 × 33,674.67
  4. Step 4: Simplify right side
    43,653.87x = 2,202,373,930.01
  5. Step 5: Solve for x
    x = 2,202,373,930.01/43,653.87
  6. Step 6: Final answer
    x = 50,450.83

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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.