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Finding the Fourth Proportional to 5,903.82, 8,145.83 and 3,887.01

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Solution

The fourth proportional to 5,903.82, 8,145.83 and 3,887.01 is: 5,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.82 : 8,145.83 = 3,887.01 : x
  2. Step 2: Convert to fraction form
    5,903.82/8,145.83 = 3,887.01/x
  3. Step 3: Cross multiply
    5,903.82x = 8,145.83 × 3,887.01
  4. Step 4: Simplify right side
    5,903.82x = 31,662,932.39
  5. Step 5: Solve for x
    x = 31,662,932.39/5,903.82
  6. Step 6: Final answer
    x = 5,363.13

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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.