Home / 254,481.44-381,742.18-67,492.94

Finding the Fourth Proportional to 254,481.44, 381,742.18 and 67,492.94

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Solution

The fourth proportional to 254,481.44, 381,742.18 and 67,492.94 is: 101,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,481.44 : 381,742.18 = 67,492.94 : x
  2. Step 2: Convert to fraction form
    254,481.44/381,742.18 = 67,492.94/x
  3. Step 3: Cross multiply
    254,481.44x = 381,742.18 × 67,492.94
  4. Step 4: Simplify right side
    254,481.44x = 25,764,902,050.21
  5. Step 5: Solve for x
    x = 25,764,902,050.21/254,481.44
  6. Step 6: Final answer
    x = 101,244.72

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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.