Home / 107,975.88-161,964.81-41,400.18

Finding the Fourth Proportional to 107,975.88, 161,964.81 and 41,400.18

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Solution

The fourth proportional to 107,975.88, 161,964.81 and 41,400.18 is: 62,100.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,975.88 : 161,964.81 = 41,400.18 : x
  2. Step 2: Convert to fraction form
    107,975.88/161,964.81 = 41,400.18/x
  3. Step 3: Cross multiply
    107,975.88x = 161,964.81 × 41,400.18
  4. Step 4: Simplify right side
    107,975.88x = 6,705,372,287.67
  5. Step 5: Solve for x
    x = 6,705,372,287.67/107,975.88
  6. Step 6: Final answer
    x = 62,100.65

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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.