Home / 194,519.58-291,662.55-76,049.76

Finding the Fourth Proportional to 194,519.58, 291,662.55 and 76,049.76

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Solution

The fourth proportional to 194,519.58, 291,662.55 and 76,049.76 is: 114,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,519.58 : 291,662.55 = 76,049.76 : x
  2. Step 2: Convert to fraction form
    194,519.58/291,662.55 = 76,049.76/x
  3. Step 3: Cross multiply
    194,519.58x = 291,662.55 × 76,049.76
  4. Step 4: Simplify right side
    194,519.58x = 22,180,866,928.49
  5. Step 5: Solve for x
    x = 22,180,866,928.49/194,519.58
  6. Step 6: Final answer
    x = 114,028.97

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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.