Home / 43,571.73-65,350.75-11,984.16

Finding the Fourth Proportional to 43,571.73, 65,350.75 and 11,984.16

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Solution

The fourth proportional to 43,571.73, 65,350.75 and 11,984.16 is: 17,974.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,571.73 : 65,350.75 = 11,984.16 : x
  2. Step 2: Convert to fraction form
    43,571.73/65,350.75 = 11,984.16/x
  3. Step 3: Cross multiply
    43,571.73x = 65,350.75 × 11,984.16
  4. Step 4: Simplify right side
    43,571.73x = 783,173,844.12
  5. Step 5: Solve for x
    x = 783,173,844.12/43,571.73
  6. Step 6: Final answer
    x = 17,974.36

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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.