Home / 199,179.54-274,864.26-108,536.16

Finding the Fourth Proportional to 199,179.54, 274,864.26 and 108,536.16

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Solution

The fourth proportional to 199,179.54, 274,864.26 and 108,536.16 is: 149,777.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,179.54 : 274,864.26 = 108,536.16 : x
  2. Step 2: Convert to fraction form
    199,179.54/274,864.26 = 108,536.16/x
  3. Step 3: Cross multiply
    199,179.54x = 274,864.26 × 108,536.16
  4. Step 4: Simplify right side
    199,179.54x = 29,832,711,301.64
  5. Step 5: Solve for x
    x = 29,832,711,301.64/199,179.54
  6. Step 6: Final answer
    x = 149,777.99

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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.