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Finding the Fourth Proportional to 31,671.06, 43,706.97 and 17,525.22

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Solution

The fourth proportional to 31,671.06, 43,706.97 and 17,525.22 is: 24,185.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,671.06 : 43,706.97 = 17,525.22 : x
  2. Step 2: Convert to fraction form
    31,671.06/43,706.97 = 17,525.22/x
  3. Step 3: Cross multiply
    31,671.06x = 43,706.97 × 17,525.22
  4. Step 4: Simplify right side
    31,671.06x = 765,974,264.78
  5. Step 5: Solve for x
    x = 765,974,264.78/31,671.06
  6. Step 6: Final answer
    x = 24,185.31

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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.