Home / 263,623.83-395,169.44-103,811.91

Finding the Fourth Proportional to 263,623.83, 395,169.44 and 103,811.91

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Solution

The fourth proportional to 263,623.83, 395,169.44 and 103,811.91 is: 155,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,623.83 : 395,169.44 = 103,811.91 : x
  2. Step 2: Convert to fraction form
    263,623.83/395,169.44 = 103,811.91/x
  3. Step 3: Cross multiply
    263,623.83x = 395,169.44 × 103,811.91
  4. Step 4: Simplify right side
    263,623.83x = 41,023,294,340.03
  5. Step 5: Solve for x
    x = 41,023,294,340.03/263,623.83
  6. Step 6: Final answer
    x = 155,613.00

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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.