Home / 172,906.09-238,605.65-96,427.51

Finding the Fourth Proportional to 172,906.09, 238,605.65 and 96,427.51

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Solution

The fourth proportional to 172,906.09, 238,605.65 and 96,427.51 is: 133,067.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,906.09 : 238,605.65 = 96,427.51 : x
  2. Step 2: Convert to fraction form
    172,906.09/238,605.65 = 96,427.51/x
  3. Step 3: Cross multiply
    172,906.09x = 238,605.65 × 96,427.51
  4. Step 4: Simplify right side
    172,906.09x = 23,008,147,984.38
  5. Step 5: Solve for x
    x = 23,008,147,984.38/172,906.09
  6. Step 6: Final answer
    x = 133,067.31

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1.5x scale

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.