Home / 172,450.93-237,979.84-96,999.25

Finding the Fourth Proportional to 172,450.93, 237,979.84 and 96,999.25

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Solution

The fourth proportional to 172,450.93, 237,979.84 and 96,999.25 is: 133,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,450.93 : 237,979.84 = 96,999.25 : x
  2. Step 2: Convert to fraction form
    172,450.93/237,979.84 = 96,999.25/x
  3. Step 3: Cross multiply
    172,450.93x = 237,979.84 × 96,999.25
  4. Step 4: Simplify right side
    172,450.93x = 23,083,865,995.12
  5. Step 5: Solve for x
    x = 23,083,865,995.12/172,450.93
  6. Step 6: Final answer
    x = 133,857.59

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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.