Home / 203,540.48-280,840.91-117,481.14

Finding the Fourth Proportional to 203,540.48, 280,840.91 and 117,481.14

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Solution

The fourth proportional to 203,540.48, 280,840.91 and 117,481.14 is: 162,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,540.48 : 280,840.91 = 117,481.14 : x
  2. Step 2: Convert to fraction form
    203,540.48/280,840.91 = 117,481.14/x
  3. Step 3: Cross multiply
    203,540.48x = 280,840.91 × 117,481.14
  4. Step 4: Simplify right side
    203,540.48x = 32,993,509,678.03
  5. Step 5: Solve for x
    x = 32,993,509,678.03/203,540.48
  6. Step 6: Final answer
    x = 162,098.03

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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.