Home / 194,446.63-268,338.73-112,793.79

Finding the Fourth Proportional to 194,446.63, 268,338.73 and 112,793.79

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Solution

The fourth proportional to 194,446.63, 268,338.73 and 112,793.79 is: 155,656.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,446.63 : 268,338.73 = 112,793.79 : x
  2. Step 2: Convert to fraction form
    194,446.63/268,338.73 = 112,793.79/x
  3. Step 3: Cross multiply
    194,446.63x = 268,338.73 × 112,793.79
  4. Step 4: Simplify right side
    194,446.63x = 30,266,942,078.50
  5. Step 5: Solve for x
    x = 30,266,942,078.50/194,446.63
  6. Step 6: Final answer
    x = 155,656.81

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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.