Home / 204,037.44-281,613.60-128,535.36

Finding the Fourth Proportional to 204,037.44, 281,613.60 and 128,535.36

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Solution

The fourth proportional to 204,037.44, 281,613.60 and 128,535.36 is: 177,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,037.44 : 281,613.60 = 128,535.36 : x
  2. Step 2: Convert to fraction form
    204,037.44/281,613.60 = 128,535.36/x
  3. Step 3: Cross multiply
    204,037.44x = 281,613.60 × 128,535.36
  4. Step 4: Simplify right side
    204,037.44x = 36,197,305,456.90
  5. Step 5: Solve for x
    x = 36,197,305,456.90/204,037.44
  6. Step 6: Final answer
    x = 177,405.21

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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.