Home / 468,653.03-702,979.55-131,680.07

Finding the Fourth Proportional to 468,653.03, 702,979.55 and 131,680.07

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Solution

The fourth proportional to 468,653.03, 702,979.55 and 131,680.07 is: 197,520.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,653.03 : 702,979.55 = 131,680.07 : x
  2. Step 2: Convert to fraction form
    468,653.03/702,979.55 = 131,680.07/x
  3. Step 3: Cross multiply
    468,653.03x = 702,979.55 × 131,680.07
  4. Step 4: Simplify right side
    468,653.03x = 92,568,397,451.62
  5. Step 5: Solve for x
    x = 92,568,397,451.62/468,653.03
  6. Step 6: Final answer
    x = 197,520.11

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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.