Home / 119,912.99-165,481.27-66,198.04

Finding the Fourth Proportional to 119,912.99, 165,481.27 and 66,198.04

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Solution

The fourth proportional to 119,912.99, 165,481.27 and 66,198.04 is: 91,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,912.99 : 165,481.27 = 66,198.04 : x
  2. Step 2: Convert to fraction form
    119,912.99/165,481.27 = 66,198.04/x
  3. Step 3: Cross multiply
    119,912.99x = 165,481.27 × 66,198.04
  4. Step 4: Simplify right side
    119,912.99x = 10,954,535,730.71
  5. Step 5: Solve for x
    x = 10,954,535,730.71/119,912.99
  6. Step 6: Final answer
    x = 91,354.04

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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.