Home / 179,734.14-269,635.77-68,917.50

Finding the Fourth Proportional to 179,734.14, 269,635.77 and 68,917.50

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Solution

The fourth proportional to 179,734.14, 269,635.77 and 68,917.50 is: 103,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,734.14 : 269,635.77 = 68,917.50 : x
  2. Step 2: Convert to fraction form
    179,734.14/269,635.77 = 68,917.50/x
  3. Step 3: Cross multiply
    179,734.14x = 269,635.77 × 68,917.50
  4. Step 4: Simplify right side
    179,734.14x = 18,582,623,178.98
  5. Step 5: Solve for x
    x = 18,582,623,178.98/179,734.14
  6. Step 6: Final answer
    x = 103,389.50

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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.