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Finding the Fourth Proportional to 123,124.62, 184,791.84 and 48,296.82

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Solution

The fourth proportional to 123,124.62, 184,791.84 and 48,296.82 is: 72,486.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,124.62 : 184,791.84 = 48,296.82 : x
  2. Step 2: Convert to fraction form
    123,124.62/184,791.84 = 48,296.82/x
  3. Step 3: Cross multiply
    123,124.62x = 184,791.84 × 48,296.82
  4. Step 4: Simplify right side
    123,124.62x = 8,924,858,233.95
  5. Step 5: Solve for x
    x = 8,924,858,233.95/123,124.62
  6. Step 6: Final answer
    x = 72,486.38

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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.