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Finding the Fourth Proportional to 67,893.92, 93,771.37 and 44,713.97

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Solution

The fourth proportional to 67,893.92, 93,771.37 and 44,713.97 is: 61,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,893.92 : 93,771.37 = 44,713.97 : x
  2. Step 2: Convert to fraction form
    67,893.92/93,771.37 = 44,713.97/x
  3. Step 3: Cross multiply
    67,893.92x = 93,771.37 × 44,713.97
  4. Step 4: Simplify right side
    67,893.92x = 4,192,890,088.02
  5. Step 5: Solve for x
    x = 4,192,890,088.02/67,893.92
  6. Step 6: Final answer
    x = 61,756.49

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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.