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Finding the Fourth Proportional to 50,489.58, 75,743.34 and 16,757.62

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Solution

The fourth proportional to 50,489.58, 75,743.34 and 16,757.62 is: 25,139.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,489.58 : 75,743.34 = 16,757.62 : x
  2. Step 2: Convert to fraction form
    50,489.58/75,743.34 = 16,757.62/x
  3. Step 3: Cross multiply
    50,489.58x = 75,743.34 × 16,757.62
  4. Step 4: Simplify right side
    50,489.58x = 1,269,277,857.05
  5. Step 5: Solve for x
    x = 1,269,277,857.05/50,489.58
  6. Step 6: Final answer
    x = 25,139.40

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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.