Home / 263,499.54-395,260.23-76,511.04

Finding the Fourth Proportional to 263,499.54, 395,260.23 and 76,511.04

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Solution

The fourth proportional to 263,499.54, 395,260.23 and 76,511.04 is: 114,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,499.54 : 395,260.23 = 76,511.04 : x
  2. Step 2: Convert to fraction form
    263,499.54/395,260.23 = 76,511.04/x
  3. Step 3: Cross multiply
    263,499.54x = 395,260.23 × 76,511.04
  4. Step 4: Simplify right side
    263,499.54x = 30,241,771,267.94
  5. Step 5: Solve for x
    x = 30,241,771,267.94/263,499.54
  6. Step 6: Final answer
    x = 114,769.73

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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.