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Finding the Fourth Proportional to 17,753.87, 26,581.11 and 9,415.05

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Solution

The fourth proportional to 17,753.87, 26,581.11 and 9,415.05 is: 14,096.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,753.87 : 26,581.11 = 9,415.05 : x
  2. Step 2: Convert to fraction form
    17,753.87/26,581.11 = 9,415.05/x
  3. Step 3: Cross multiply
    17,753.87x = 26,581.11 × 9,415.05
  4. Step 4: Simplify right side
    17,753.87x = 250,262,479.71
  5. Step 5: Solve for x
    x = 250,262,479.71/17,753.87
  6. Step 6: Final answer
    x = 14,096.23

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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.