Home / 263,632.82-395,440.11-74,094.66

Finding the Fourth Proportional to 263,632.82, 395,440.11 and 74,094.66

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Solution

The fourth proportional to 263,632.82, 395,440.11 and 74,094.66 is: 111,139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,632.82 : 395,440.11 = 74,094.66 : x
  2. Step 2: Convert to fraction form
    263,632.82/395,440.11 = 74,094.66/x
  3. Step 3: Cross multiply
    263,632.82x = 395,440.11 × 74,094.66
  4. Step 4: Simplify right side
    263,632.82x = 29,300,000,500.81
  5. Step 5: Solve for x
    x = 29,300,000,500.81/263,632.82
  6. Step 6: Final answer
    x = 111,139.43

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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.