Home / 263,619.36-395,427.60-63,939.36

Finding the Fourth Proportional to 263,619.36, 395,427.60 and 63,939.36

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Solution

The fourth proportional to 263,619.36, 395,427.60 and 63,939.36 is: 95,908.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,619.36 : 395,427.60 = 63,939.36 : x
  2. Step 2: Convert to fraction form
    263,619.36/395,427.60 = 63,939.36/x
  3. Step 3: Cross multiply
    263,619.36x = 395,427.60 × 63,939.36
  4. Step 4: Simplify right side
    263,619.36x = 25,283,387,670.34
  5. Step 5: Solve for x
    x = 25,283,387,670.34/263,619.36
  6. Step 6: Final answer
    x = 95,908.69

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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.