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Finding the Fourth Proportional to 50,503.91, 75,739.38 and 16,760.87

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Solution

The fourth proportional to 50,503.91, 75,739.38 and 16,760.87 is: 25,135.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,503.91 : 75,739.38 = 16,760.87 : x
  2. Step 2: Convert to fraction form
    50,503.91/75,739.38 = 16,760.87/x
  3. Step 3: Cross multiply
    50,503.91x = 75,739.38 × 16,760.87
  4. Step 4: Simplify right side
    50,503.91x = 1,269,457,523.36
  5. Step 5: Solve for x
    x = 1,269,457,523.36/50,503.91
  6. Step 6: Final answer
    x = 25,135.83

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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.