Home / 81,983.33-123,045.09-32,098.46

Finding the Fourth Proportional to 81,983.33, 123,045.09 and 32,098.46

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Solution

The fourth proportional to 81,983.33, 123,045.09 and 32,098.46 is: 48,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,983.33 : 123,045.09 = 32,098.46 : x
  2. Step 2: Convert to fraction form
    81,983.33/123,045.09 = 32,098.46/x
  3. Step 3: Cross multiply
    81,983.33x = 123,045.09 × 32,098.46
  4. Step 4: Simplify right side
    81,983.33x = 3,949,558,207.17
  5. Step 5: Solve for x
    x = 3,949,558,207.17/81,983.33
  6. Step 6: Final answer
    x = 48,175.14

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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.