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Finding the Fourth Proportional to 17,167.01, 25,749.50 and 5,479.38

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Solution

The fourth proportional to 17,167.01, 25,749.50 and 5,479.38 is: 8,218.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,167.01 : 25,749.50 = 5,479.38 : x
  2. Step 2: Convert to fraction form
    17,167.01/25,749.50 = 5,479.38/x
  3. Step 3: Cross multiply
    17,167.01x = 25,749.50 × 5,479.38
  4. Step 4: Simplify right side
    17,167.01x = 141,091,267.91
  5. Step 5: Solve for x
    x = 141,091,267.91/17,167.01
  6. Step 6: Final answer
    x = 8,218.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.