Home / 274,042.51-378,073.67-166,573.33

Finding the Fourth Proportional to 274,042.51, 378,073.67 and 166,573.33

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Solution

The fourth proportional to 274,042.51, 378,073.67 and 166,573.33 is: 229,807.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,042.51 : 378,073.67 = 166,573.33 : x
  2. Step 2: Convert to fraction form
    274,042.51/378,073.67 = 166,573.33/x
  3. Step 3: Cross multiply
    274,042.51x = 378,073.67 × 166,573.33
  4. Step 4: Simplify right side
    274,042.51x = 62,976,988,306.85
  5. Step 5: Solve for x
    x = 62,976,988,306.85/274,042.51
  6. Step 6: Final answer
    x = 229,807.37

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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.