Home / 117,004.44-161,466.12-66,027.96

Finding the Fourth Proportional to 117,004.44, 161,466.12 and 66,027.96

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Solution

The fourth proportional to 117,004.44, 161,466.12 and 66,027.96 is: 91,118.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,004.44 : 161,466.12 = 66,027.96 : x
  2. Step 2: Convert to fraction form
    117,004.44/161,466.12 = 66,027.96/x
  3. Step 3: Cross multiply
    117,004.44x = 161,466.12 × 66,027.96
  4. Step 4: Simplify right side
    117,004.44x = 10,661,278,512.72
  5. Step 5: Solve for x
    x = 10,661,278,512.72/117,004.44
  6. Step 6: Final answer
    x = 91,118.58

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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.