Home / 204,105.69-281,683.58-113,479.38

Finding the Fourth Proportional to 204,105.69, 281,683.58 and 113,479.38

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Solution

The fourth proportional to 204,105.69, 281,683.58 and 113,479.38 is: 156,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,105.69 : 281,683.58 = 113,479.38 : x
  2. Step 2: Convert to fraction form
    204,105.69/281,683.58 = 113,479.38/x
  3. Step 3: Cross multiply
    204,105.69x = 281,683.58 × 113,479.38
  4. Step 4: Simplify right side
    204,105.69x = 31,965,277,447.18
  5. Step 5: Solve for x
    x = 31,965,277,447.18/204,105.69
  6. Step 6: Final answer
    x = 156,611.40

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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.