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Finding the Fourth Proportional to 101,293.73, 151,940.70 and 26,413.82

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Solution

The fourth proportional to 101,293.73, 151,940.70 and 26,413.82 is: 39,620.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,293.73 : 151,940.70 = 26,413.82 : x
  2. Step 2: Convert to fraction form
    101,293.73/151,940.70 = 26,413.82/x
  3. Step 3: Cross multiply
    101,293.73x = 151,940.70 × 26,413.82
  4. Step 4: Simplify right side
    101,293.73x = 4,013,333,540.77
  5. Step 5: Solve for x
    x = 4,013,333,540.77/101,293.73
  6. Step 6: Final answer
    x = 39,620.75

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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.