Home / 122,905.10-184,357.78-34,158.62

Finding the Fourth Proportional to 122,905.10, 184,357.78 and 34,158.62

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Solution

The fourth proportional to 122,905.10, 184,357.78 and 34,158.62 is: 51,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,905.10 : 184,357.78 = 34,158.62 : x
  2. Step 2: Convert to fraction form
    122,905.10/184,357.78 = 34,158.62/x
  3. Step 3: Cross multiply
    122,905.10x = 184,357.78 × 34,158.62
  4. Step 4: Simplify right side
    122,905.10x = 6,297,407,351.06
  5. Step 5: Solve for x
    x = 6,297,407,351.06/122,905.10
  6. Step 6: Final answer
    x = 51,237.97

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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.