Home / 300,932.42-451,457.67-111,394.44

Finding the Fourth Proportional to 300,932.42, 451,457.67 and 111,394.44

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Solution

The fourth proportional to 300,932.42, 451,457.67 and 111,394.44 is: 167,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,932.42 : 451,457.67 = 111,394.44 : x
  2. Step 2: Convert to fraction form
    300,932.42/451,457.67 = 111,394.44/x
  3. Step 3: Cross multiply
    300,932.42x = 451,457.67 × 111,394.44
  4. Step 4: Simplify right side
    300,932.42x = 50,289,874,333.35
  5. Step 5: Solve for x
    x = 50,289,874,333.35/300,932.42
  6. Step 6: Final answer
    x = 167,113.52

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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.