Home / 87,958.26-131,970.60-52,922.52

Finding the Fourth Proportional to 87,958.26, 131,970.60 and 52,922.52

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Solution

The fourth proportional to 87,958.26, 131,970.60 and 52,922.52 is: 79,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,958.26 : 131,970.60 = 52,922.52 : x
  2. Step 2: Convert to fraction form
    87,958.26/131,970.60 = 52,922.52/x
  3. Step 3: Cross multiply
    87,958.26x = 131,970.60 × 52,922.52
  4. Step 4: Simplify right side
    87,958.26x = 6,984,216,717.91
  5. Step 5: Solve for x
    x = 6,984,216,717.91/87,958.26
  6. Step 6: Final answer
    x = 79,403.76

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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.