Home / 203,983.27-281,416.28-117,926.42

Finding the Fourth Proportional to 203,983.27, 281,416.28 and 117,926.42

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Solution

The fourth proportional to 203,983.27, 281,416.28 and 117,926.42 is: 162,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,983.27 : 281,416.28 = 117,926.42 : x
  2. Step 2: Convert to fraction form
    203,983.27/281,416.28 = 117,926.42/x
  3. Step 3: Cross multiply
    203,983.27x = 281,416.28 × 117,926.42
  4. Step 4: Simplify right side
    203,983.27x = 33,186,412,433.40
  5. Step 5: Solve for x
    x = 33,186,412,433.40/203,983.27
  6. Step 6: Final answer
    x = 162,691.84

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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.