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Finding the Fourth Proportional to 36,861.08, 50,863.83 and 20,941.07

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Solution

The fourth proportional to 36,861.08, 50,863.83 and 20,941.07 is: 28,896.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,861.08 : 50,863.83 = 20,941.07 : x
  2. Step 2: Convert to fraction form
    36,861.08/50,863.83 = 20,941.07/x
  3. Step 3: Cross multiply
    36,861.08x = 50,863.83 × 20,941.07
  4. Step 4: Simplify right side
    36,861.08x = 1,065,143,024.50
  5. Step 5: Solve for x
    x = 1,065,143,024.50/36,861.08
  6. Step 6: Final answer
    x = 28,896.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.