Home / 122,745.60-184,003.20-96,076.80

Finding the Fourth Proportional to 122,745.60, 184,003.20 and 96,076.80

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Solution

The fourth proportional to 122,745.60, 184,003.20 and 96,076.80 is: 144,025.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,745.60 : 184,003.20 = 96,076.80 : x
  2. Step 2: Convert to fraction form
    122,745.60/184,003.20 = 96,076.80/x
  3. Step 3: Cross multiply
    122,745.60x = 184,003.20 × 96,076.80
  4. Step 4: Simplify right side
    122,745.60x = 17,678,438,645.76
  5. Step 5: Solve for x
    x = 17,678,438,645.76/122,745.60
  6. Step 6: Final answer
    x = 144,025.03

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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.