Home / 49,681.91-68,561.49-27,021.09

Finding the Fourth Proportional to 49,681.91, 68,561.49 and 27,021.09

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Solution

The fourth proportional to 49,681.91, 68,561.49 and 27,021.09 is: 37,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,681.91 : 68,561.49 = 27,021.09 : x
  2. Step 2: Convert to fraction form
    49,681.91/68,561.49 = 27,021.09/x
  3. Step 3: Cross multiply
    49,681.91x = 68,561.49 × 27,021.09
  4. Step 4: Simplify right side
    49,681.91x = 1,852,606,398.27
  5. Step 5: Solve for x
    x = 1,852,606,398.27/49,681.91
  6. Step 6: Final answer
    x = 37,289.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.