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Finding the Fourth Proportional to 7,901.98, 10,907.49 and 5,250.10

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Solution

The fourth proportional to 7,901.98, 10,907.49 and 5,250.10 is: 7,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.98 : 10,907.49 = 5,250.10 : x
  2. Step 2: Convert to fraction form
    7,901.98/10,907.49 = 5,250.10/x
  3. Step 3: Cross multiply
    7,901.98x = 10,907.49 × 5,250.10
  4. Step 4: Simplify right side
    7,901.98x = 57,265,413.25
  5. Step 5: Solve for x
    x = 57,265,413.25/7,901.98
  6. Step 6: Final answer
    x = 7,246.97

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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.