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Finding the Fourth Proportional to 29,661.03, 40,936.82 and 16,914.24

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Solution

The fourth proportional to 29,661.03, 40,936.82 and 16,914.24 is: 23,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,661.03 : 40,936.82 = 16,914.24 : x
  2. Step 2: Convert to fraction form
    29,661.03/40,936.82 = 16,914.24/x
  3. Step 3: Cross multiply
    29,661.03x = 40,936.82 × 16,914.24
  4. Step 4: Simplify right side
    29,661.03x = 692,415,113.75
  5. Step 5: Solve for x
    x = 692,415,113.75/29,661.03
  6. Step 6: Final answer
    x = 23,344.27

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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.