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Finding the Fourth Proportional to 80,378.74, 110,926.20 and 44,566.48

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Solution

The fourth proportional to 80,378.74, 110,926.20 and 44,566.48 is: 61,503.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,378.74 : 110,926.20 = 44,566.48 : x
  2. Step 2: Convert to fraction form
    80,378.74/110,926.20 = 44,566.48/x
  3. Step 3: Cross multiply
    80,378.74x = 110,926.20 × 44,566.48
  4. Step 4: Simplify right side
    80,378.74x = 4,943,590,273.78
  5. Step 5: Solve for x
    x = 4,943,590,273.78/80,378.74
  6. Step 6: Final answer
    x = 61,503.70

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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.