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Finding the Fourth Proportional to 80,301.27, 110,811.12 and 44,489.14

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Solution

The fourth proportional to 80,301.27, 110,811.12 and 44,489.14 is: 61,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,301.27 : 110,811.12 = 44,489.14 : x
  2. Step 2: Convert to fraction form
    80,301.27/110,811.12 = 44,489.14/x
  3. Step 3: Cross multiply
    80,301.27x = 110,811.12 × 44,489.14
  4. Step 4: Simplify right side
    80,301.27x = 4,929,891,708.26
  5. Step 5: Solve for x
    x = 4,929,891,708.26/80,301.27
  6. Step 6: Final answer
    x = 61,392.45

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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.