Home / 107,736.98-161,610.93-40,254.05

Finding the Fourth Proportional to 107,736.98, 161,610.93 and 40,254.05

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Solution

The fourth proportional to 107,736.98, 161,610.93 and 40,254.05 is: 60,383.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,736.98 : 161,610.93 = 40,254.05 : x
  2. Step 2: Convert to fraction form
    107,736.98/161,610.93 = 40,254.05/x
  3. Step 3: Cross multiply
    107,736.98x = 161,610.93 × 40,254.05
  4. Step 4: Simplify right side
    107,736.98x = 6,505,494,860.79
  5. Step 5: Solve for x
    x = 6,505,494,860.79/107,736.98
  6. Step 6: Final answer
    x = 60,383.12

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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.