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Finding the Fourth Proportional to 17,579.38, 26,371.12 and 7,053.08

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Solution

The fourth proportional to 17,579.38, 26,371.12 and 7,053.08 is: 10,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.38 : 26,371.12 = 7,053.08 : x
  2. Step 2: Convert to fraction form
    17,579.38/26,371.12 = 7,053.08/x
  3. Step 3: Cross multiply
    17,579.38x = 26,371.12 × 7,053.08
  4. Step 4: Simplify right side
    17,579.38x = 185,997,482.79
  5. Step 5: Solve for x
    x = 185,997,482.79/17,579.38
  6. Step 6: Final answer
    x = 10,580.44

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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.