Home / 194,579.54-268,516.20-109,696.70

Finding the Fourth Proportional to 194,579.54, 268,516.20 and 109,696.70

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Solution

The fourth proportional to 194,579.54, 268,516.20 and 109,696.70 is: 151,379.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,579.54 : 268,516.20 = 109,696.70 : x
  2. Step 2: Convert to fraction form
    194,579.54/268,516.20 = 109,696.70/x
  3. Step 3: Cross multiply
    194,579.54x = 268,516.20 × 109,696.70
  4. Step 4: Simplify right side
    194,579.54x = 29,455,341,036.54
  5. Step 5: Solve for x
    x = 29,455,341,036.54/194,579.54
  6. Step 6: Final answer
    x = 151,379.44

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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.