Home / 274,274.91-378,539.73-166,824.16

Finding the Fourth Proportional to 274,274.91, 378,539.73 and 166,824.16

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Solution

The fourth proportional to 274,274.91, 378,539.73 and 166,824.16 is: 230,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,274.91 : 378,539.73 = 166,824.16 : x
  2. Step 2: Convert to fraction form
    274,274.91/378,539.73 = 166,824.16/x
  3. Step 3: Cross multiply
    274,274.91x = 378,539.73 × 166,824.16
  4. Step 4: Simplify right side
    274,274.91x = 63,149,571,537.53
  5. Step 5: Solve for x
    x = 63,149,571,537.53/274,274.91
  6. Step 6: Final answer
    x = 230,241.88

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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.