Home / 109,776.44-151,413.62-92,936.54

Finding the Fourth Proportional to 109,776.44, 151,413.62 and 92,936.54

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Solution

The fourth proportional to 109,776.44, 151,413.62 and 92,936.54 is: 128,186.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,776.44 : 151,413.62 = 92,936.54 : x
  2. Step 2: Convert to fraction form
    109,776.44/151,413.62 = 92,936.54/x
  3. Step 3: Cross multiply
    109,776.44x = 151,413.62 × 92,936.54
  4. Step 4: Simplify right side
    109,776.44x = 14,071,857,951.67
  5. Step 5: Solve for x
    x = 14,071,857,951.67/109,776.44
  6. Step 6: Final answer
    x = 128,186.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.