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Finding the Fourth Proportional to 35,310.24, 52,884.72 and 16,855.20

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Solution

The fourth proportional to 35,310.24, 52,884.72 and 16,855.20 is: 25,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,310.24 : 52,884.72 = 16,855.20 : x
  2. Step 2: Convert to fraction form
    35,310.24/52,884.72 = 16,855.20/x
  3. Step 3: Cross multiply
    35,310.24x = 52,884.72 × 16,855.20
  4. Step 4: Simplify right side
    35,310.24x = 891,382,532.54
  5. Step 5: Solve for x
    x = 891,382,532.54/35,310.24
  6. Step 6: Final answer
    x = 25,244.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.