Home / 110,539.48-165,857.82-40,429.24

Finding the Fourth Proportional to 110,539.48, 165,857.82 and 40,429.24

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Solution

The fourth proportional to 110,539.48, 165,857.82 and 40,429.24 is: 60,661.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,539.48 : 165,857.82 = 40,429.24 : x
  2. Step 2: Convert to fraction form
    110,539.48/165,857.82 = 40,429.24/x
  3. Step 3: Cross multiply
    110,539.48x = 165,857.82 × 40,429.24
  4. Step 4: Simplify right side
    110,539.48x = 6,705,505,610.66
  5. Step 5: Solve for x
    x = 6,705,505,610.66/110,539.48
  6. Step 6: Final answer
    x = 60,661.64

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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.