Home / 194,516.39-268,440.12-109,631.63

Finding the Fourth Proportional to 194,516.39, 268,440.12 and 109,631.63

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Solution

The fourth proportional to 194,516.39, 268,440.12 and 109,631.63 is: 151,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,516.39 : 268,440.12 = 109,631.63 : x
  2. Step 2: Convert to fraction form
    194,516.39/268,440.12 = 109,631.63/x
  3. Step 3: Cross multiply
    194,516.39x = 268,440.12 × 109,631.63
  4. Step 4: Simplify right side
    194,516.39x = 29,429,526,570.80
  5. Step 5: Solve for x
    x = 29,429,526,570.80/194,516.39
  6. Step 6: Final answer
    x = 151,295.87

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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.