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Finding the Fourth Proportional to 67,058.79, 92,540.82 and 36,845.98

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Solution

The fourth proportional to 67,058.79, 92,540.82 and 36,845.98 is: 50,847.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,058.79 : 92,540.82 = 36,845.98 : x
  2. Step 2: Convert to fraction form
    67,058.79/92,540.82 = 36,845.98/x
  3. Step 3: Cross multiply
    67,058.79x = 92,540.82 × 36,845.98
  4. Step 4: Simplify right side
    67,058.79x = 3,409,757,202.90
  5. Step 5: Solve for x
    x = 3,409,757,202.90/67,058.79
  6. Step 6: Final answer
    x = 50,847.28

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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.