Home / 123,202.20-184,511.70-83,544.60

Finding the Fourth Proportional to 123,202.20, 184,511.70 and 83,544.60

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Solution

The fourth proportional to 123,202.20, 184,511.70 and 83,544.60 is: 125,119.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,202.20 : 184,511.70 = 83,544.60 : x
  2. Step 2: Convert to fraction form
    123,202.20/184,511.70 = 83,544.60/x
  3. Step 3: Cross multiply
    123,202.20x = 184,511.70 × 83,544.60
  4. Step 4: Simplify right side
    123,202.20x = 15,414,956,171.82
  5. Step 5: Solve for x
    x = 15,414,956,171.82/123,202.20
  6. Step 6: Final answer
    x = 125,119.16

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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.