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Finding the Fourth Proportional to 31,766.51, 43,843.03 and 17,623.91

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Solution

The fourth proportional to 31,766.51, 43,843.03 and 17,623.91 is: 24,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,766.51 : 43,843.03 = 17,623.91 : x
  2. Step 2: Convert to fraction form
    31,766.51/43,843.03 = 17,623.91/x
  3. Step 3: Cross multiply
    31,766.51x = 43,843.03 × 17,623.91
  4. Step 4: Simplify right side
    31,766.51x = 772,685,614.85
  5. Step 5: Solve for x
    x = 772,685,614.85/31,766.51
  6. Step 6: Final answer
    x = 24,323.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.