Home / 194,394.96-268,260.84-109,510.56

Finding the Fourth Proportional to 194,394.96, 268,260.84 and 109,510.56

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Solution

The fourth proportional to 194,394.96, 268,260.84 and 109,510.56 is: 151,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,394.96 : 268,260.84 = 109,510.56 : x
  2. Step 2: Convert to fraction form
    194,394.96/268,260.84 = 109,510.56/x
  3. Step 3: Cross multiply
    194,394.96x = 268,260.84 × 109,510.56
  4. Step 4: Simplify right side
    194,394.96x = 29,377,394,814.47
  5. Step 5: Solve for x
    x = 29,377,394,814.47/194,394.96
  6. Step 6: Final answer
    x = 151,122.20

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1.5x scale

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.