Home / 69,327.68-95,670.00-39,112.60

Finding the Fourth Proportional to 69,327.68, 95,670.00 and 39,112.60

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Solution

The fourth proportional to 69,327.68, 95,670.00 and 39,112.60 is: 53,974.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,327.68 : 95,670.00 = 39,112.60 : x
  2. Step 2: Convert to fraction form
    69,327.68/95,670.00 = 39,112.60/x
  3. Step 3: Cross multiply
    69,327.68x = 95,670.00 × 39,112.60
  4. Step 4: Simplify right side
    69,327.68x = 3,741,902,246.44
  5. Step 5: Solve for x
    x = 3,741,902,246.44/69,327.68
  6. Step 6: Final answer
    x = 53,974.14

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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.