Home / 122,968.56-184,321.44-87,801.60

Finding the Fourth Proportional to 122,968.56, 184,321.44 and 87,801.60

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Solution

The fourth proportional to 122,968.56, 184,321.44 and 87,801.60 is: 131,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,968.56 : 184,321.44 = 87,801.60 : x
  2. Step 2: Convert to fraction form
    122,968.56/184,321.44 = 87,801.60/x
  3. Step 3: Cross multiply
    122,968.56x = 184,321.44 × 87,801.60
  4. Step 4: Simplify right side
    122,968.56x = 16,183,717,346.30
  5. Step 5: Solve for x
    x = 16,183,717,346.30/122,968.56
  6. Step 6: Final answer
    x = 131,608.58

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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.