Home / 179,016.78-268,505.11-45,900.17

Finding the Fourth Proportional to 179,016.78, 268,505.11 and 45,900.17

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Solution

The fourth proportional to 179,016.78, 268,505.11 and 45,900.17 is: 68,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,016.78 : 268,505.11 = 45,900.17 : x
  2. Step 2: Convert to fraction form
    179,016.78/268,505.11 = 45,900.17/x
  3. Step 3: Cross multiply
    179,016.78x = 268,505.11 × 45,900.17
  4. Step 4: Simplify right side
    179,016.78x = 12,324,430,194.87
  5. Step 5: Solve for x
    x = 12,324,430,194.87/179,016.78
  6. Step 6: Final answer
    x = 68,845.11

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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.