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Finding the Fourth Proportional to 5,752.61, 7,943.80 and 3,631.89

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Solution

The fourth proportional to 5,752.61, 7,943.80 and 3,631.89 is: 5,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.61 : 7,943.80 = 3,631.89 : x
  2. Step 2: Convert to fraction form
    5,752.61/7,943.80 = 3,631.89/x
  3. Step 3: Cross multiply
    5,752.61x = 7,943.80 × 3,631.89
  4. Step 4: Simplify right side
    5,752.61x = 28,850,998.70
  5. Step 5: Solve for x
    x = 28,850,998.70/5,752.61
  6. Step 6: Final answer
    x = 5,015.29

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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.