Home / 54,950.92-82,426.44-19,882.36

Finding the Fourth Proportional to 54,950.92, 82,426.44 and 19,882.36

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Solution

The fourth proportional to 54,950.92, 82,426.44 and 19,882.36 is: 29,823.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,950.92 : 82,426.44 = 19,882.36 : x
  2. Step 2: Convert to fraction form
    54,950.92/82,426.44 = 19,882.36/x
  3. Step 3: Cross multiply
    54,950.92x = 82,426.44 × 19,882.36
  4. Step 4: Simplify right side
    54,950.92x = 1,638,832,153.60
  5. Step 5: Solve for x
    x = 1,638,832,153.60/54,950.92
  6. Step 6: Final answer
    x = 29,823.56

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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.