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Finding the Fourth Proportional to 123,059.30, 184,629.90 and 44,179.70

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Solution

The fourth proportional to 123,059.30, 184,629.90 and 44,179.70 is: 66,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,059.30 : 184,629.90 = 44,179.70 : x
  2. Step 2: Convert to fraction form
    123,059.30/184,629.90 = 44,179.70/x
  3. Step 3: Cross multiply
    123,059.30x = 184,629.90 × 44,179.70
  4. Step 4: Simplify right side
    123,059.30x = 8,156,893,593.03
  5. Step 5: Solve for x
    x = 8,156,893,593.03/123,059.30
  6. Step 6: Final answer
    x = 66,284.25

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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.