Home / 87,297.44-131,077.44-52,393.28

Finding the Fourth Proportional to 87,297.44, 131,077.44 and 52,393.28

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Solution

The fourth proportional to 87,297.44, 131,077.44 and 52,393.28 is: 78,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,297.44 : 131,077.44 = 52,393.28 : x
  2. Step 2: Convert to fraction form
    87,297.44/131,077.44 = 52,393.28/x
  3. Step 3: Cross multiply
    87,297.44x = 131,077.44 × 52,393.28
  4. Step 4: Simplify right side
    87,297.44x = 6,867,577,015.60
  5. Step 5: Solve for x
    x = 6,867,577,015.60/87,297.44
  6. Step 6: Final answer
    x = 78,668.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.