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Finding the Fourth Proportional to 60,257.78, 83,157.90 and 36,379.82

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Solution

The fourth proportional to 60,257.78, 83,157.90 and 36,379.82 is: 50,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,257.78 : 83,157.90 = 36,379.82 : x
  2. Step 2: Convert to fraction form
    60,257.78/83,157.90 = 36,379.82/x
  3. Step 3: Cross multiply
    60,257.78x = 83,157.90 × 36,379.82
  4. Step 4: Simplify right side
    60,257.78x = 3,025,269,433.58
  5. Step 5: Solve for x
    x = 3,025,269,433.58/60,257.78
  6. Step 6: Final answer
    x = 50,205.46

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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.