Home / 82,083.24-123,062.22-68,000.04

Finding the Fourth Proportional to 82,083.24, 123,062.22 and 68,000.04

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Solution

The fourth proportional to 82,083.24, 123,062.22 and 68,000.04 is: 101,948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,083.24 : 123,062.22 = 68,000.04 : x
  2. Step 2: Convert to fraction form
    82,083.24/123,062.22 = 68,000.04/x
  3. Step 3: Cross multiply
    82,083.24x = 123,062.22 × 68,000.04
  4. Step 4: Simplify right side
    82,083.24x = 8,368,235,882.49
  5. Step 5: Solve for x
    x = 8,368,235,882.49/82,083.24
  6. Step 6: Final answer
    x = 101,948.17

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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.