Home / 119,243.62-178,873.71-40,331.17

Finding the Fourth Proportional to 119,243.62, 178,873.71 and 40,331.17

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Solution

The fourth proportional to 119,243.62, 178,873.71 and 40,331.17 is: 60,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,243.62 : 178,873.71 = 40,331.17 : x
  2. Step 2: Convert to fraction form
    119,243.62/178,873.71 = 40,331.17/x
  3. Step 3: Cross multiply
    119,243.62x = 178,873.71 × 40,331.17
  4. Step 4: Simplify right side
    119,243.62x = 7,214,186,006.54
  5. Step 5: Solve for x
    x = 7,214,186,006.54/119,243.62
  6. Step 6: Final answer
    x = 60,499.56

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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.