Home / 133,836.44-200,765.58-67,242.20

Finding the Fourth Proportional to 133,836.44, 200,765.58 and 67,242.20

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Solution

The fourth proportional to 133,836.44, 200,765.58 and 67,242.20 is: 100,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,836.44 : 200,765.58 = 67,242.20 : x
  2. Step 2: Convert to fraction form
    133,836.44/200,765.58 = 67,242.20/x
  3. Step 3: Cross multiply
    133,836.44x = 200,765.58 × 67,242.20
  4. Step 4: Simplify right side
    133,836.44x = 13,499,919,283.48
  5. Step 5: Solve for x
    x = 13,499,919,283.48/133,836.44
  6. Step 6: Final answer
    x = 100,868.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.