Home / 171,481.50-236,620.78-94,981.61

Finding the Fourth Proportional to 171,481.50, 236,620.78 and 94,981.61

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Solution

The fourth proportional to 171,481.50, 236,620.78 and 94,981.61 is: 131,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,481.50 : 236,620.78 = 94,981.61 : x
  2. Step 2: Convert to fraction form
    171,481.50/236,620.78 = 94,981.61/x
  3. Step 3: Cross multiply
    171,481.50x = 236,620.78 × 94,981.61
  4. Step 4: Simplify right side
    171,481.50x = 22,474,622,997.95
  5. Step 5: Solve for x
    x = 22,474,622,997.95/171,481.50
  6. Step 6: Final answer
    x = 131,061.50

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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.