Home / 194,742.76-268,747.62-109,859.56

Finding the Fourth Proportional to 194,742.76, 268,747.62 and 109,859.56

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Solution

The fourth proportional to 194,742.76, 268,747.62 and 109,859.56 is: 151,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,742.76 : 268,747.62 = 109,859.56 : x
  2. Step 2: Convert to fraction form
    194,742.76/268,747.62 = 109,859.56/x
  3. Step 3: Cross multiply
    194,742.76x = 268,747.62 × 109,859.56
  4. Step 4: Simplify right side
    194,742.76x = 29,524,495,284.25
  5. Step 5: Solve for x
    x = 29,524,495,284.25/194,742.76
  6. Step 6: Final answer
    x = 151,607.67

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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.