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Finding the Fourth Proportional to 5,139.96, 7,093.12 and 2,901.82

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Solution

The fourth proportional to 5,139.96, 7,093.12 and 2,901.82 is: 4,004.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139.96 : 7,093.12 = 2,901.82 : x
  2. Step 2: Convert to fraction form
    5,139.96/7,093.12 = 2,901.82/x
  3. Step 3: Cross multiply
    5,139.96x = 7,093.12 × 2,901.82
  4. Step 4: Simplify right side
    5,139.96x = 20,582,957.48
  5. Step 5: Solve for x
    x = 20,582,957.48/5,139.96
  6. Step 6: Final answer
    x = 4,004.50

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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.