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Finding the Fourth Proportional to 57,694.62, 79,615.50 and 32,542.50

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Solution

The fourth proportional to 57,694.62, 79,615.50 and 32,542.50 is: 44,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,694.62 : 79,615.50 = 32,542.50 : x
  2. Step 2: Convert to fraction form
    57,694.62/79,615.50 = 32,542.50/x
  3. Step 3: Cross multiply
    57,694.62x = 79,615.50 × 32,542.50
  4. Step 4: Simplify right side
    57,694.62x = 2,590,887,408.75
  5. Step 5: Solve for x
    x = 2,590,887,408.75/57,694.62
  6. Step 6: Final answer
    x = 44,906.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.