Home / 87,550.71-131,137.44-59,315.86

Finding the Fourth Proportional to 87,550.71, 131,137.44 and 59,315.86

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Solution

The fourth proportional to 87,550.71, 131,137.44 and 59,315.86 is: 88,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,550.71 : 131,137.44 = 59,315.86 : x
  2. Step 2: Convert to fraction form
    87,550.71/131,137.44 = 59,315.86/x
  3. Step 3: Cross multiply
    87,550.71x = 131,137.44 × 59,315.86
  4. Step 4: Simplify right side
    87,550.71x = 7,778,530,031.80
  5. Step 5: Solve for x
    x = 7,778,530,031.80/87,550.71
  6. Step 6: Final answer
    x = 88,846.00

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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.