Home / 87,076.26-120,175.32-48,846.30

Finding the Fourth Proportional to 87,076.26, 120,175.32 and 48,846.30

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Solution

The fourth proportional to 87,076.26, 120,175.32 and 48,846.30 is: 67,413.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,076.26 : 120,175.32 = 48,846.30 : x
  2. Step 2: Convert to fraction form
    87,076.26/120,175.32 = 48,846.30/x
  3. Step 3: Cross multiply
    87,076.26x = 120,175.32 × 48,846.30
  4. Step 4: Simplify right side
    87,076.26x = 5,870,119,733.32
  5. Step 5: Solve for x
    x = 5,870,119,733.32/87,076.26
  6. Step 6: Final answer
    x = 67,413.55

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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.