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Finding the Fourth Proportional to 123,058.80, 184,629.15 and 44,179.20

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Solution

The fourth proportional to 123,058.80, 184,629.15 and 44,179.20 is: 66,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,058.80 : 184,629.15 = 44,179.20 : x
  2. Step 2: Convert to fraction form
    123,058.80/184,629.15 = 44,179.20/x
  3. Step 3: Cross multiply
    123,058.80x = 184,629.15 × 44,179.20
  4. Step 4: Simplify right side
    123,058.80x = 8,156,768,143.68
  5. Step 5: Solve for x
    x = 8,156,768,143.68/123,058.80
  6. Step 6: Final answer
    x = 66,283.50

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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.