Home / 263,814.28-395,718.57-64,134.90

Finding the Fourth Proportional to 263,814.28, 395,718.57 and 64,134.90

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Solution

The fourth proportional to 263,814.28, 395,718.57 and 64,134.90 is: 96,201.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,814.28 : 395,718.57 = 64,134.90 : x
  2. Step 2: Convert to fraction form
    263,814.28/395,718.57 = 64,134.90/x
  3. Step 3: Cross multiply
    263,814.28x = 395,718.57 × 64,134.90
  4. Step 4: Simplify right side
    263,814.28x = 25,379,370,915.09
  5. Step 5: Solve for x
    x = 25,379,370,915.09/263,814.28
  6. Step 6: Final answer
    x = 96,201.66

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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.