Home / 263,786.73-364,026.05-142,928.04

Finding the Fourth Proportional to 263,786.73, 364,026.05 and 142,928.04

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Solution

The fourth proportional to 263,786.73, 364,026.05 and 142,928.04 is: 197,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,786.73 : 364,026.05 = 142,928.04 : x
  2. Step 2: Convert to fraction form
    263,786.73/364,026.05 = 142,928.04/x
  3. Step 3: Cross multiply
    263,786.73x = 364,026.05 × 142,928.04
  4. Step 4: Simplify right side
    263,786.73x = 52,029,531,021.88
  5. Step 5: Solve for x
    x = 52,029,531,021.88/263,786.73
  6. Step 6: Final answer
    x = 197,240.90

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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.