Home / 203,091.44-280,297.14-126,622.94

Finding the Fourth Proportional to 203,091.44, 280,297.14 and 126,622.94

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Solution

The fourth proportional to 203,091.44, 280,297.14 and 126,622.94 is: 174,758.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,091.44 : 280,297.14 = 126,622.94 : x
  2. Step 2: Convert to fraction form
    203,091.44/280,297.14 = 126,622.94/x
  3. Step 3: Cross multiply
    203,091.44x = 280,297.14 × 126,622.94
  4. Step 4: Simplify right side
    203,091.44x = 35,492,047,940.39
  5. Step 5: Solve for x
    x = 35,492,047,940.39/203,091.44
  6. Step 6: Final answer
    x = 174,758.96

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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.