Home / 263,504.16-395,267.17-76,515.66

Finding the Fourth Proportional to 263,504.16, 395,267.17 and 76,515.66

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Solution

The fourth proportional to 263,504.16, 395,267.17 and 76,515.66 is: 114,776.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,504.16 : 395,267.17 = 76,515.66 : x
  2. Step 2: Convert to fraction form
    263,504.16/395,267.17 = 76,515.66/x
  3. Step 3: Cross multiply
    263,504.16x = 395,267.17 × 76,515.66
  4. Step 4: Simplify right side
    263,504.16x = 30,244,126,412.55
  5. Step 5: Solve for x
    x = 30,244,126,412.55/263,504.16
  6. Step 6: Final answer
    x = 114,776.66

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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.