Home / 88,167.68-132,194.04-31,997.20

Finding the Fourth Proportional to 88,167.68, 132,194.04 and 31,997.20

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Solution

The fourth proportional to 88,167.68, 132,194.04 and 31,997.20 is: 47,974.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,167.68 : 132,194.04 = 31,997.20 : x
  2. Step 2: Convert to fraction form
    88,167.68/132,194.04 = 31,997.20/x
  3. Step 3: Cross multiply
    88,167.68x = 132,194.04 × 31,997.20
  4. Step 4: Simplify right side
    88,167.68x = 4,229,839,136.69
  5. Step 5: Solve for x
    x = 4,229,839,136.69/88,167.68
  6. Step 6: Final answer
    x = 47,974.94

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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.