Home / 445,329.33-667,995.35-108,370.04

Finding the Fourth Proportional to 445,329.33, 667,995.35 and 108,370.04

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Solution

The fourth proportional to 445,329.33, 667,995.35 and 108,370.04 is: 162,555.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,329.33 : 667,995.35 = 108,370.04 : x
  2. Step 2: Convert to fraction form
    445,329.33/667,995.35 = 108,370.04/x
  3. Step 3: Cross multiply
    445,329.33x = 667,995.35 × 108,370.04
  4. Step 4: Simplify right side
    445,329.33x = 72,390,682,257.46
  5. Step 5: Solve for x
    x = 72,390,682,257.46/445,329.33
  6. Step 6: Final answer
    x = 162,555.39

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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.