Home / 43,324.32-64,986.48-27,840.36

Finding the Fourth Proportional to 43,324.32, 64,986.48 and 27,840.36

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Solution

The fourth proportional to 43,324.32, 64,986.48 and 27,840.36 is: 41,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,324.32 : 64,986.48 = 27,840.36 : x
  2. Step 2: Convert to fraction form
    43,324.32/64,986.48 = 27,840.36/x
  3. Step 3: Cross multiply
    43,324.32x = 64,986.48 × 27,840.36
  4. Step 4: Simplify right side
    43,324.32x = 1,809,246,998.33
  5. Step 5: Solve for x
    x = 1,809,246,998.33/43,324.32
  6. Step 6: Final answer
    x = 41,760.54

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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.