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Finding the Fourth Proportional to 33,729.40, 50,550.90 and 25,899.40

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Solution

The fourth proportional to 33,729.40, 50,550.90 and 25,899.40 is: 38,815.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,729.40 : 50,550.90 = 25,899.40 : x
  2. Step 2: Convert to fraction form
    33,729.40/50,550.90 = 25,899.40/x
  3. Step 3: Cross multiply
    33,729.40x = 50,550.90 × 25,899.40
  4. Step 4: Simplify right side
    33,729.40x = 1,309,237,979.46
  5. Step 5: Solve for x
    x = 1,309,237,979.46/33,729.40
  6. Step 6: Final answer
    x = 38,815.93

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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.