Home / 264,972.21-397,449.18-75,433.74

Finding the Fourth Proportional to 264,972.21, 397,449.18 and 75,433.74

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Solution

The fourth proportional to 264,972.21, 397,449.18 and 75,433.74 is: 113,148.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,972.21 : 397,449.18 = 75,433.74 : x
  2. Step 2: Convert to fraction form
    264,972.21/397,449.18 = 75,433.74/x
  3. Step 3: Cross multiply
    264,972.21x = 397,449.18 × 75,433.74
  4. Step 4: Simplify right side
    264,972.21x = 29,981,078,107.33
  5. Step 5: Solve for x
    x = 29,981,078,107.33/264,972.21
  6. Step 6: Final answer
    x = 113,148.01

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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.