Home / 263,535.41-395,320.73-92,736.78

Finding the Fourth Proportional to 263,535.41, 395,320.73 and 92,736.78

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Solution

The fourth proportional to 263,535.41, 395,320.73 and 92,736.78 is: 139,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,535.41 : 395,320.73 = 92,736.78 : x
  2. Step 2: Convert to fraction form
    263,535.41/395,320.73 = 92,736.78/x
  3. Step 3: Cross multiply
    263,535.41x = 395,320.73 × 92,736.78
  4. Step 4: Simplify right side
    263,535.41x = 36,660,771,103.77
  5. Step 5: Solve for x
    x = 36,660,771,103.77/263,535.41
  6. Step 6: Final answer
    x = 139,111.37

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1.5x scale

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.