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Finding the Fourth Proportional to 80,304.64, 110,816.67 and 44,005.87

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Solution

The fourth proportional to 80,304.64, 110,816.67 and 44,005.87 is: 60,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,304.64 : 110,816.67 = 44,005.87 : x
  2. Step 2: Convert to fraction form
    80,304.64/110,816.67 = 44,005.87/x
  3. Step 3: Cross multiply
    80,304.64x = 110,816.67 × 44,005.87
  4. Step 4: Simplify right side
    80,304.64x = 4,876,583,973.85
  5. Step 5: Solve for x
    x = 4,876,583,973.85/80,304.64
  6. Step 6: Final answer
    x = 60,726.05

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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.