Home / 274,092.24-378,363.90-166,696.74

Finding the Fourth Proportional to 274,092.24, 378,363.90 and 166,696.74

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Solution

The fourth proportional to 274,092.24, 378,363.90 and 166,696.74 is: 230,112.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,092.24 : 378,363.90 = 166,696.74 : x
  2. Step 2: Convert to fraction form
    274,092.24/378,363.90 = 166,696.74/x
  3. Step 3: Cross multiply
    274,092.24x = 378,363.90 × 166,696.74
  4. Step 4: Simplify right side
    274,092.24x = 63,072,028,663.69
  5. Step 5: Solve for x
    x = 63,072,028,663.69/274,092.24
  6. Step 6: Final answer
    x = 230,112.42

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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.