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Finding the Fourth Proportional to 80,119.96, 110,573.85 and 46,129.66

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Solution

The fourth proportional to 80,119.96, 110,573.85 and 46,129.66 is: 63,663.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,119.96 : 110,573.85 = 46,129.66 : x
  2. Step 2: Convert to fraction form
    80,119.96/110,573.85 = 46,129.66/x
  3. Step 3: Cross multiply
    80,119.96x = 110,573.85 × 46,129.66
  4. Step 4: Simplify right side
    80,119.96x = 5,100,734,105.39
  5. Step 5: Solve for x
    x = 5,100,734,105.39/80,119.96
  6. Step 6: Final answer
    x = 63,663.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.