Home / 172,891.13-238,580.55-96,418.08

Finding the Fourth Proportional to 172,891.13, 238,580.55 and 96,418.08

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Solution

The fourth proportional to 172,891.13, 238,580.55 and 96,418.08 is: 133,051.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,891.13 : 238,580.55 = 96,418.08 : x
  2. Step 2: Convert to fraction form
    172,891.13/238,580.55 = 96,418.08/x
  3. Step 3: Cross multiply
    172,891.13x = 238,580.55 × 96,418.08
  4. Step 4: Simplify right side
    172,891.13x = 23,003,478,556.34
  5. Step 5: Solve for x
    x = 23,003,478,556.34/172,891.13
  6. Step 6: Final answer
    x = 133,051.82

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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.