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Finding the Fourth Proportional to 5,141.54, 7,095.42 and 3,018.59

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Solution

The fourth proportional to 5,141.54, 7,095.42 and 3,018.59 is: 4,165.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.54 : 7,095.42 = 3,018.59 : x
  2. Step 2: Convert to fraction form
    5,141.54/7,095.42 = 3,018.59/x
  3. Step 3: Cross multiply
    5,141.54x = 7,095.42 × 3,018.59
  4. Step 4: Simplify right side
    5,141.54x = 21,418,163.86
  5. Step 5: Solve for x
    x = 21,418,163.86/5,141.54
  6. Step 6: Final answer
    x = 4,165.71

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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.