Home / 203,660.66-281,064.87-113,016.83

Finding the Fourth Proportional to 203,660.66, 281,064.87 and 113,016.83

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Solution

The fourth proportional to 203,660.66, 281,064.87 and 113,016.83 is: 155,970.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,660.66 : 281,064.87 = 113,016.83 : x
  2. Step 2: Convert to fraction form
    203,660.66/281,064.87 = 113,016.83/x
  3. Step 3: Cross multiply
    203,660.66x = 281,064.87 × 113,016.83
  4. Step 4: Simplify right side
    203,660.66x = 31,765,059,226.44
  5. Step 5: Solve for x
    x = 31,765,059,226.44/203,660.66
  6. Step 6: Final answer
    x = 155,970.52

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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.