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Finding the Fourth Proportional to 80,287.95, 110,804.18 and 44,489.19

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Solution

The fourth proportional to 80,287.95, 110,804.18 and 44,489.19 is: 61,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,287.95 : 110,804.18 = 44,489.19 : x
  2. Step 2: Convert to fraction form
    80,287.95/110,804.18 = 44,489.19/x
  3. Step 3: Cross multiply
    80,287.95x = 110,804.18 × 44,489.19
  4. Step 4: Simplify right side
    80,287.95x = 4,929,587,994.37
  5. Step 5: Solve for x
    x = 4,929,587,994.37/80,287.95
  6. Step 6: Final answer
    x = 61,398.85

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Why These Related Problems?

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