Home / 206,593.06-285,104.10-115,954.66

Finding the Fourth Proportional to 206,593.06, 285,104.10 and 115,954.66

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Solution

The fourth proportional to 206,593.06, 285,104.10 and 115,954.66 is: 160,020.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,593.06 : 285,104.10 = 115,954.66 : x
  2. Step 2: Convert to fraction form
    206,593.06/285,104.10 = 115,954.66/x
  3. Step 3: Cross multiply
    206,593.06x = 285,104.10 × 115,954.66
  4. Step 4: Simplify right side
    206,593.06x = 33,059,148,980.11
  5. Step 5: Solve for x
    x = 33,059,148,980.11/206,593.06
  6. Step 6: Final answer
    x = 160,020.62

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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.