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Finding the Fourth Proportional to 5,108.94, 7,053.89 and 3,932.82

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Solution

The fourth proportional to 5,108.94, 7,053.89 and 3,932.82 is: 5,430.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.94 : 7,053.89 = 3,932.82 : x
  2. Step 2: Convert to fraction form
    5,108.94/7,053.89 = 3,932.82/x
  3. Step 3: Cross multiply
    5,108.94x = 7,053.89 × 3,932.82
  4. Step 4: Simplify right side
    5,108.94x = 27,741,660.01
  5. Step 5: Solve for x
    x = 27,741,660.01/5,108.94
  6. Step 6: Final answer
    x = 5,430.02

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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.