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Finding the Fourth Proportional to 22,930.38, 34,405.38 and 9,606.51

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Solution

The fourth proportional to 22,930.38, 34,405.38 and 9,606.51 is: 14,413.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.38 : 34,405.38 = 9,606.51 : x
  2. Step 2: Convert to fraction form
    22,930.38/34,405.38 = 9,606.51/x
  3. Step 3: Cross multiply
    22,930.38x = 34,405.38 × 9,606.51
  4. Step 4: Simplify right side
    22,930.38x = 330,515,627.02
  5. Step 5: Solve for x
    x = 330,515,627.02/22,930.38
  6. Step 6: Final answer
    x = 14,413.87

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Why These Related Problems?

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