Home / 194,412.96-268,286.40-109,528.20

Finding the Fourth Proportional to 194,412.96, 268,286.40 and 109,528.20

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Solution

The fourth proportional to 194,412.96, 268,286.40 and 109,528.20 is: 151,146.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,412.96 : 268,286.40 = 109,528.20 : x
  2. Step 2: Convert to fraction form
    194,412.96/268,286.40 = 109,528.20/x
  3. Step 3: Cross multiply
    194,412.96x = 268,286.40 × 109,528.20
  4. Step 4: Simplify right side
    194,412.96x = 29,384,926,476.48
  5. Step 5: Solve for x
    x = 29,384,926,476.48/194,412.96
  6. Step 6: Final answer
    x = 151,146.95

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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.