Home / 87,650.08-131,371.29-40,225.19

Finding the Fourth Proportional to 87,650.08, 131,371.29 and 40,225.19

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Solution

The fourth proportional to 87,650.08, 131,371.29 and 40,225.19 is: 60,290.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,650.08 : 131,371.29 = 40,225.19 : x
  2. Step 2: Convert to fraction form
    87,650.08/131,371.29 = 40,225.19/x
  3. Step 3: Cross multiply
    87,650.08x = 131,371.29 × 40,225.19
  4. Step 4: Simplify right side
    87,650.08x = 5,284,434,443.94
  5. Step 5: Solve for x
    x = 5,284,434,443.94/87,650.08
  6. Step 6: Final answer
    x = 60,290.13

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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.