Home / 68,040.30-102,060.49-37,072.38

Finding the Fourth Proportional to 68,040.30, 102,060.49 and 37,072.38

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Solution

The fourth proportional to 68,040.30, 102,060.49 and 37,072.38 is: 55,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,040.30 : 102,060.49 = 37,072.38 : x
  2. Step 2: Convert to fraction form
    68,040.30/102,060.49 = 37,072.38/x
  3. Step 3: Cross multiply
    68,040.30x = 102,060.49 × 37,072.38
  4. Step 4: Simplify right side
    68,040.30x = 3,783,625,268.27
  5. Step 5: Solve for x
    x = 3,783,625,268.27/68,040.30
  6. Step 6: Final answer
    x = 55,608.59

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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.