Home / 54,469.12-81,665.60-27,823.36

Finding the Fourth Proportional to 54,469.12, 81,665.60 and 27,823.36

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Solution

The fourth proportional to 54,469.12, 81,665.60 and 27,823.36 is: 41,715.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,469.12 : 81,665.60 = 27,823.36 : x
  2. Step 2: Convert to fraction form
    54,469.12/81,665.60 = 27,823.36/x
  3. Step 3: Cross multiply
    54,469.12x = 81,665.60 × 27,823.36
  4. Step 4: Simplify right side
    54,469.12x = 2,272,210,840.97
  5. Step 5: Solve for x
    x = 2,272,210,840.97/54,469.12
  6. Step 6: Final answer
    x = 41,715.58

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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.