Home / 203,732.44-281,153.22-113,090.20

Finding the Fourth Proportional to 203,732.44, 281,153.22 and 113,090.20

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Solution

The fourth proportional to 203,732.44, 281,153.22 and 113,090.20 is: 156,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,732.44 : 281,153.22 = 113,090.20 : x
  2. Step 2: Convert to fraction form
    203,732.44/281,153.22 = 113,090.20/x
  3. Step 3: Cross multiply
    203,732.44x = 281,153.22 × 113,090.20
  4. Step 4: Simplify right side
    203,732.44x = 31,795,673,880.44
  5. Step 5: Solve for x
    x = 31,795,673,880.44/203,732.44
  6. Step 6: Final answer
    x = 156,065.84

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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.