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Finding the Fourth Proportional to 17,723.12, 26,581.01 and 8,359.11

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Solution

The fourth proportional to 17,723.12, 26,581.01 and 8,359.11 is: 12,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,723.12 : 26,581.01 = 8,359.11 : x
  2. Step 2: Convert to fraction form
    17,723.12/26,581.01 = 8,359.11/x
  3. Step 3: Cross multiply
    17,723.12x = 26,581.01 × 8,359.11
  4. Step 4: Simplify right side
    17,723.12x = 222,193,544.71
  5. Step 5: Solve for x
    x = 222,193,544.71/17,723.12
  6. Step 6: Final answer
    x = 12,536.94

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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.