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Finding the Fourth Proportional to 164,413.74, 246,620.73 and 39,754.86

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Solution

The fourth proportional to 164,413.74, 246,620.73 and 39,754.86 is: 59,632.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,413.74 : 246,620.73 = 39,754.86 : x
  2. Step 2: Convert to fraction form
    164,413.74/246,620.73 = 39,754.86/x
  3. Step 3: Cross multiply
    164,413.74x = 246,620.73 × 39,754.86
  4. Step 4: Simplify right side
    164,413.74x = 9,804,372,594.25
  5. Step 5: Solve for x
    x = 9,804,372,594.25/164,413.74
  6. Step 6: Final answer
    x = 59,632.32

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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.