Home / 87,998.42-132,022.02-40,628

Finding the Fourth Proportional to 87,998.42, 132,022.02 and 40,628

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Solution

The fourth proportional to 87,998.42, 132,022.02 and 40,628 is: 60,953.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,998.42 : 132,022.02 = 40,628 : x
  2. Step 2: Convert to fraction form
    87,998.42/132,022.02 = 40,628/x
  3. Step 3: Cross multiply
    87,998.42x = 132,022.02 × 40,628
  4. Step 4: Simplify right side
    87,998.42x = 5,363,790,628.56
  5. Step 5: Solve for x
    x = 5,363,790,628.56/87,998.42
  6. Step 6: Final answer
    x = 60,953.26

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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.