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Finding the Fourth Proportional to 23,723.66, 35,605.44 and 11,873.88

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Solution

The fourth proportional to 23,723.66, 35,605.44 and 11,873.88 is: 17,820.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,723.66 : 35,605.44 = 11,873.88 : x
  2. Step 2: Convert to fraction form
    23,723.66/35,605.44 = 11,873.88/x
  3. Step 3: Cross multiply
    23,723.66x = 35,605.44 × 11,873.88
  4. Step 4: Simplify right side
    23,723.66x = 422,774,721.91
  5. Step 5: Solve for x
    x = 422,774,721.91/23,723.66
  6. Step 6: Final answer
    x = 17,820.81

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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.