Home / 75,991.60-104,846.98-43,724.48

Finding the Fourth Proportional to 75,991.60, 104,846.98 and 43,724.48

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Solution

The fourth proportional to 75,991.60, 104,846.98 and 43,724.48 is: 60,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,991.60 : 104,846.98 = 43,724.48 : x
  2. Step 2: Convert to fraction form
    75,991.60/104,846.98 = 43,724.48/x
  3. Step 3: Cross multiply
    75,991.60x = 104,846.98 × 43,724.48
  4. Step 4: Simplify right side
    75,991.60x = 4,584,379,680.07
  5. Step 5: Solve for x
    x = 4,584,379,680.07/75,991.60
  6. Step 6: Final answer
    x = 60,327.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.