Home / 194,765.31-268,783.11-113,087.44

Finding the Fourth Proportional to 194,765.31, 268,783.11 and 113,087.44

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Solution

The fourth proportional to 194,765.31, 268,783.11 and 113,087.44 is: 156,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,765.31 : 268,783.11 = 113,087.44 : x
  2. Step 2: Convert to fraction form
    194,765.31/268,783.11 = 113,087.44/x
  3. Step 3: Cross multiply
    194,765.31x = 268,783.11 × 113,087.44
  4. Step 4: Simplify right side
    194,765.31x = 30,395,994,161.12
  5. Step 5: Solve for x
    x = 30,395,994,161.12/194,765.31
  6. Step 6: Final answer
    x = 156,064.72

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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.