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Finding the Fourth Proportional to 67,346.69, 92,943.99 and 37,134.90

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Solution

The fourth proportional to 67,346.69, 92,943.99 and 37,134.90 is: 51,249.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346.69 : 92,943.99 = 37,134.90 : x
  2. Step 2: Convert to fraction form
    67,346.69/92,943.99 = 37,134.90/x
  3. Step 3: Cross multiply
    67,346.69x = 92,943.99 × 37,134.90
  4. Step 4: Simplify right side
    67,346.69x = 3,451,465,774.25
  5. Step 5: Solve for x
    x = 3,451,465,774.25/67,346.69
  6. Step 6: Final answer
    x = 51,249.23

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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.