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Finding the Fourth Proportional to 50,425.80, 75,540.42 and 29,313.96

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Solution

The fourth proportional to 50,425.80, 75,540.42 and 29,313.96 is: 43,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,425.80 : 75,540.42 = 29,313.96 : x
  2. Step 2: Convert to fraction form
    50,425.80/75,540.42 = 29,313.96/x
  3. Step 3: Cross multiply
    50,425.80x = 75,540.42 × 29,313.96
  4. Step 4: Simplify right side
    50,425.80x = 2,214,388,850.26
  5. Step 5: Solve for x
    x = 2,214,388,850.26/50,425.80
  6. Step 6: Final answer
    x = 43,913.81

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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.