Home / 87,670.26-131,512.68-37,751.58

Finding the Fourth Proportional to 87,670.26, 131,512.68 and 37,751.58

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Solution

The fourth proportional to 87,670.26, 131,512.68 and 37,751.58 is: 56,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,670.26 : 131,512.68 = 37,751.58 : x
  2. Step 2: Convert to fraction form
    87,670.26/131,512.68 = 37,751.58/x
  3. Step 3: Cross multiply
    87,670.26x = 131,512.68 × 37,751.58
  4. Step 4: Simplify right side
    87,670.26x = 4,964,811,460.03
  5. Step 5: Solve for x
    x = 4,964,811,460.03/87,670.26
  6. Step 6: Final answer
    x = 56,630.51

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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.