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Finding the Fourth Proportional to 80,405.96, 110,967.03 and 44,607.50

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Solution

The fourth proportional to 80,405.96, 110,967.03 and 44,607.50 is: 61,562.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,405.96 : 110,967.03 = 44,607.50 : x
  2. Step 2: Convert to fraction form
    80,405.96/110,967.03 = 44,607.50/x
  3. Step 3: Cross multiply
    80,405.96x = 110,967.03 × 44,607.50
  4. Step 4: Simplify right side
    80,405.96x = 4,949,961,790.73
  5. Step 5: Solve for x
    x = 4,949,961,790.73/80,405.96
  6. Step 6: Final answer
    x = 61,562.13

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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.