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Finding the Fourth Proportional to 123,002.70, 184,590.45 and 52,932.30

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Solution

The fourth proportional to 123,002.70, 184,590.45 and 52,932.30 is: 79,435.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,002.70 : 184,590.45 = 52,932.30 : x
  2. Step 2: Convert to fraction form
    123,002.70/184,590.45 = 52,932.30/x
  3. Step 3: Cross multiply
    123,002.70x = 184,590.45 × 52,932.30
  4. Step 4: Simplify right side
    123,002.70x = 9,770,797,076.54
  5. Step 5: Solve for x
    x = 9,770,797,076.54/123,002.70
  6. Step 6: Final answer
    x = 79,435.63

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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.