Home / 19,912.11-29,872.49-6,060.75

Finding the Fourth Proportional to 19,912.11, 29,872.49 and 6,060.75

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Solution

The fourth proportional to 19,912.11, 29,872.49 and 6,060.75 is: 9,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912.11 : 29,872.49 = 6,060.75 : x
  2. Step 2: Convert to fraction form
    19,912.11/29,872.49 = 6,060.75/x
  3. Step 3: Cross multiply
    19,912.11x = 29,872.49 × 6,060.75
  4. Step 4: Simplify right side
    19,912.11x = 181,049,663.46
  5. Step 5: Solve for x
    x = 181,049,663.46/19,912.11
  6. Step 6: Final answer
    x = 9,092.44

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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.