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Finding the Fourth Proportional to 122,863.80, 184,249.62 and 52,707

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Solution

The fourth proportional to 122,863.80, 184,249.62 and 52,707 is: 79,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,863.80 : 184,249.62 = 52,707 : x
  2. Step 2: Convert to fraction form
    122,863.80/184,249.62 = 52,707/x
  3. Step 3: Cross multiply
    122,863.80x = 184,249.62 × 52,707
  4. Step 4: Simplify right side
    122,863.80x = 9,711,244,721.34
  5. Step 5: Solve for x
    x = 9,711,244,721.34/122,863.80
  6. Step 6: Final answer
    x = 79,040.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.