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Finding the Fourth Proportional to 123,082.20, 184,620.60 and 34,333.20

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Solution

The fourth proportional to 123,082.20, 184,620.60 and 34,333.20 is: 51,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,082.20 : 184,620.60 = 34,333.20 : x
  2. Step 2: Convert to fraction form
    123,082.20/184,620.60 = 34,333.20/x
  3. Step 3: Cross multiply
    123,082.20x = 184,620.60 × 34,333.20
  4. Step 4: Simplify right side
    123,082.20x = 6,338,615,983.92
  5. Step 5: Solve for x
    x = 6,338,615,983.92/123,082.20
  6. Step 6: Final answer
    x = 51,499.05

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1.5x scale

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.