Home / 194,580.30-268,489.92-109,680.96

Finding the Fourth Proportional to 194,580.30, 268,489.92 and 109,680.96

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Solution

The fourth proportional to 194,580.30, 268,489.92 and 109,680.96 is: 151,342.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,580.30 : 268,489.92 = 109,680.96 : x
  2. Step 2: Convert to fraction form
    194,580.30/268,489.92 = 109,680.96/x
  3. Step 3: Cross multiply
    194,580.30x = 268,489.92 × 109,680.96
  4. Step 4: Simplify right side
    194,580.30x = 29,448,232,175.92
  5. Step 5: Solve for x
    x = 29,448,232,175.92/194,580.30
  6. Step 6: Final answer
    x = 151,342.31

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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.