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Finding the Fourth Proportional to 54,797.89, 82,167.22 and 19,250.03

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Solution

The fourth proportional to 54,797.89, 82,167.22 and 19,250.03 is: 28,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,797.89 : 82,167.22 = 19,250.03 : x
  2. Step 2: Convert to fraction form
    54,797.89/82,167.22 = 19,250.03/x
  3. Step 3: Cross multiply
    54,797.89x = 82,167.22 × 19,250.03
  4. Step 4: Simplify right side
    54,797.89x = 1,581,721,450.02
  5. Step 5: Solve for x
    x = 1,581,721,450.02/54,797.89
  6. Step 6: Final answer
    x = 28,864.64

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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.