Home / 194,640.96-268,604.57-109,758.05

Finding the Fourth Proportional to 194,640.96, 268,604.57 and 109,758.05

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Solution

The fourth proportional to 194,640.96, 268,604.57 and 109,758.05 is: 151,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,640.96 : 268,604.57 = 109,758.05 : x
  2. Step 2: Convert to fraction form
    194,640.96/268,604.57 = 109,758.05/x
  3. Step 3: Cross multiply
    194,640.96x = 268,604.57 × 109,758.05
  4. Step 4: Simplify right side
    194,640.96x = 29,481,513,824.29
  5. Step 5: Solve for x
    x = 29,481,513,824.29/194,640.96
  6. Step 6: Final answer
    x = 151,466.13

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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.