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Finding the Fourth Proportional to 10,367.85, 15,549.57 and 3,348.51

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Solution

The fourth proportional to 10,367.85, 15,549.57 and 3,348.51 is: 5,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.85 : 15,549.57 = 3,348.51 : x
  2. Step 2: Convert to fraction form
    10,367.85/15,549.57 = 3,348.51/x
  3. Step 3: Cross multiply
    10,367.85x = 15,549.57 × 3,348.51
  4. Step 4: Simplify right side
    10,367.85x = 52,067,890.64
  5. Step 5: Solve for x
    x = 52,067,890.64/10,367.85
  6. Step 6: Final answer
    x = 5,022.05

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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.