Home / 194,382.78-268,247.04-109,527.18

Finding the Fourth Proportional to 194,382.78, 268,247.04 and 109,527.18

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Solution

The fourth proportional to 194,382.78, 268,247.04 and 109,527.18 is: 151,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,382.78 : 268,247.04 = 109,527.18 : x
  2. Step 2: Convert to fraction form
    194,382.78/268,247.04 = 109,527.18/x
  3. Step 3: Cross multiply
    194,382.78x = 268,247.04 × 109,527.18
  4. Step 4: Simplify right side
    194,382.78x = 29,380,341,834.55
  5. Step 5: Solve for x
    x = 29,380,341,834.55/194,382.78
  6. Step 6: Final answer
    x = 151,146.83

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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.