Home / 321,940.11-444,282.57-176,759.28

Finding the Fourth Proportional to 321,940.11, 444,282.57 and 176,759.28

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Solution

The fourth proportional to 321,940.11, 444,282.57 and 176,759.28 is: 243,930.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,940.11 : 444,282.57 = 176,759.28 : x
  2. Step 2: Convert to fraction form
    321,940.11/444,282.57 = 176,759.28/x
  3. Step 3: Cross multiply
    321,940.11x = 444,282.57 × 176,759.28
  4. Step 4: Simplify right side
    321,940.11x = 78,531,067,189.75
  5. Step 5: Solve for x
    x = 78,531,067,189.75/321,940.11
  6. Step 6: Final answer
    x = 243,930.67

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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.