Home / 122,968.19-184,424.60-80,260.18

Finding the Fourth Proportional to 122,968.19, 184,424.60 and 80,260.18

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Solution

The fourth proportional to 122,968.19, 184,424.60 and 80,260.18 is: 120,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,968.19 : 184,424.60 = 80,260.18 : x
  2. Step 2: Convert to fraction form
    122,968.19/184,424.60 = 80,260.18/x
  3. Step 3: Cross multiply
    122,968.19x = 184,424.60 × 80,260.18
  4. Step 4: Simplify right side
    122,968.19x = 14,801,951,592.43
  5. Step 5: Solve for x
    x = 14,801,951,592.43/122,968.19
  6. Step 6: Final answer
    x = 120,372.20

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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.