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Finding the Fourth Proportional to 17,505.28, 26,235.24 and 7,111.36

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Solution

The fourth proportional to 17,505.28, 26,235.24 and 7,111.36 is: 10,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.28 : 26,235.24 = 7,111.36 : x
  2. Step 2: Convert to fraction form
    17,505.28/26,235.24 = 7,111.36/x
  3. Step 3: Cross multiply
    17,505.28x = 26,235.24 × 7,111.36
  4. Step 4: Simplify right side
    17,505.28x = 186,568,236.33
  5. Step 5: Solve for x
    x = 186,568,236.33/17,505.28
  6. Step 6: Final answer
    x = 10,657.83

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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.