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Finding the Fourth Proportional to 33,410.80, 50,129.70 and 14,694.40

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Solution

The fourth proportional to 33,410.80, 50,129.70 and 14,694.40 is: 22,047.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,410.80 : 50,129.70 = 14,694.40 : x
  2. Step 2: Convert to fraction form
    33,410.80/50,129.70 = 14,694.40/x
  3. Step 3: Cross multiply
    33,410.80x = 50,129.70 × 14,694.40
  4. Step 4: Simplify right side
    33,410.80x = 736,625,863.68
  5. Step 5: Solve for x
    x = 736,625,863.68/33,410.80
  6. Step 6: Final answer
    x = 22,047.54

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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.