Home / 87,959.50-131,889.27-34,622.57

Finding the Fourth Proportional to 87,959.50, 131,889.27 and 34,622.57

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Solution

The fourth proportional to 87,959.50, 131,889.27 and 34,622.57 is: 51,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,959.50 : 131,889.27 = 34,622.57 : x
  2. Step 2: Convert to fraction form
    87,959.50/131,889.27 = 34,622.57/x
  3. Step 3: Cross multiply
    87,959.50x = 131,889.27 × 34,622.57
  4. Step 4: Simplify right side
    87,959.50x = 4,566,345,309.71
  5. Step 5: Solve for x
    x = 4,566,345,309.71/87,959.50
  6. Step 6: Final answer
    x = 51,914.18

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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.