Home / 194,523.92-268,445.06-109,640.98

Finding the Fourth Proportional to 194,523.92, 268,445.06 and 109,640.98

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Solution

The fourth proportional to 194,523.92, 268,445.06 and 109,640.98 is: 151,305.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,523.92 : 268,445.06 = 109,640.98 : x
  2. Step 2: Convert to fraction form
    194,523.92/268,445.06 = 109,640.98/x
  3. Step 3: Cross multiply
    194,523.92x = 268,445.06 × 109,640.98
  4. Step 4: Simplify right side
    194,523.92x = 29,432,579,454.56
  5. Step 5: Solve for x
    x = 29,432,579,454.56/194,523.92
  6. Step 6: Final answer
    x = 151,305.71

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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.