Home / 263,533.75-395,374.53-105,872.92

Finding the Fourth Proportional to 263,533.75, 395,374.53 and 105,872.92

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Solution

The fourth proportional to 263,533.75, 395,374.53 and 105,872.92 is: 158,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,533.75 : 395,374.53 = 105,872.92 : x
  2. Step 2: Convert to fraction form
    263,533.75/395,374.53 = 105,872.92/x
  3. Step 3: Cross multiply
    263,533.75x = 395,374.53 × 105,872.92
  4. Step 4: Simplify right side
    263,533.75x = 41,859,455,984.73
  5. Step 5: Solve for x
    x = 41,859,455,984.73/263,533.75
  6. Step 6: Final answer
    x = 158,839.07

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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.