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Finding the Fourth Proportional to 67,008.80, 92,471.46 and 36,794

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Solution

The fourth proportional to 67,008.80, 92,471.46 and 36,794 is: 50,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,008.80 : 92,471.46 = 36,794 : x
  2. Step 2: Convert to fraction form
    67,008.80/92,471.46 = 36,794/x
  3. Step 3: Cross multiply
    67,008.80x = 92,471.46 × 36,794
  4. Step 4: Simplify right side
    67,008.80x = 3,402,394,899.24
  5. Step 5: Solve for x
    x = 3,402,394,899.24/67,008.80
  6. Step 6: Final answer
    x = 50,775.34

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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.