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Finding the Fourth Proportional to 8,025.51, 11,078.28 and 5,371.95

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Solution

The fourth proportional to 8,025.51, 11,078.28 and 5,371.95 is: 7,415.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,025.51 : 11,078.28 = 5,371.95 : x
  2. Step 2: Convert to fraction form
    8,025.51/11,078.28 = 5,371.95/x
  3. Step 3: Cross multiply
    8,025.51x = 11,078.28 × 5,371.95
  4. Step 4: Simplify right side
    8,025.51x = 59,511,966.25
  5. Step 5: Solve for x
    x = 59,511,966.25/8,025.51
  6. Step 6: Final answer
    x = 7,415.35

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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.