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Finding the Fourth Proportional to 33,767.20, 50,737.20 and 29,965.60

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Solution

The fourth proportional to 33,767.20, 50,737.20 and 29,965.60 is: 45,025.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,767.20 : 50,737.20 = 29,965.60 : x
  2. Step 2: Convert to fraction form
    33,767.20/50,737.20 = 29,965.60/x
  3. Step 3: Cross multiply
    33,767.20x = 50,737.20 × 29,965.60
  4. Step 4: Simplify right side
    33,767.20x = 1,520,370,640.32
  5. Step 5: Solve for x
    x = 1,520,370,640.32/33,767.20
  6. Step 6: Final answer
    x = 45,025.07

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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.