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Finding the Fourth Proportional to 14,940.92, 22,413.42 and 5,077.55

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Solution

The fourth proportional to 14,940.92, 22,413.42 and 5,077.55 is: 7,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940.92 : 22,413.42 = 5,077.55 : x
  2. Step 2: Convert to fraction form
    14,940.92/22,413.42 = 5,077.55/x
  3. Step 3: Cross multiply
    14,940.92x = 22,413.42 × 5,077.55
  4. Step 4: Simplify right side
    14,940.92x = 113,805,148.65
  5. Step 5: Solve for x
    x = 113,805,148.65/14,940.92
  6. Step 6: Final answer
    x = 7,617.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.