Home / 172,448.43-237,976.40-96,996.75

Finding the Fourth Proportional to 172,448.43, 237,976.40 and 96,996.75

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Solution

The fourth proportional to 172,448.43, 237,976.40 and 96,996.75 is: 133,854.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,448.43 : 237,976.40 = 96,996.75 : x
  2. Step 2: Convert to fraction form
    172,448.43/237,976.40 = 96,996.75/x
  3. Step 3: Cross multiply
    172,448.43x = 237,976.40 × 96,996.75
  4. Step 4: Simplify right side
    172,448.43x = 23,082,936,891.72
  5. Step 5: Solve for x
    x = 23,082,936,891.72/172,448.43
  6. Step 6: Final answer
    x = 133,854.14

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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.