Home / 194,338.68-268,187.94-112,682.76

Finding the Fourth Proportional to 194,338.68, 268,187.94 and 112,682.76

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Solution

The fourth proportional to 194,338.68, 268,187.94 and 112,682.76 is: 155,502.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,338.68 : 268,187.94 = 112,682.76 : x
  2. Step 2: Convert to fraction form
    194,338.68/268,187.94 = 112,682.76/x
  3. Step 3: Cross multiply
    194,338.68x = 268,187.94 × 112,682.76
  4. Step 4: Simplify right side
    194,338.68x = 30,220,157,277.91
  5. Step 5: Solve for x
    x = 30,220,157,277.91/194,338.68
  6. Step 6: Final answer
    x = 155,502.53

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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.