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Finding the Fourth Proportional to 3,985.81, 5,948.58 and 3,882.13

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Solution

The fourth proportional to 3,985.81, 5,948.58 and 3,882.13 is: 5,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985.81 : 5,948.58 = 3,882.13 : x
  2. Step 2: Convert to fraction form
    3,985.81/5,948.58 = 3,882.13/x
  3. Step 3: Cross multiply
    3,985.81x = 5,948.58 × 3,882.13
  4. Step 4: Simplify right side
    3,985.81x = 23,093,151.17
  5. Step 5: Solve for x
    x = 23,093,151.17/3,985.81
  6. Step 6: Final answer
    x = 5,793.84

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.