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Finding the Fourth Proportional to 55,107.98, 82,630.84 and 50,405.93

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Solution

The fourth proportional to 55,107.98, 82,630.84 and 50,405.93 is: 75,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,107.98 : 82,630.84 = 50,405.93 : x
  2. Step 2: Convert to fraction form
    55,107.98/82,630.84 = 50,405.93/x
  3. Step 3: Cross multiply
    55,107.98x = 82,630.84 × 50,405.93
  4. Step 4: Simplify right side
    55,107.98x = 4,165,084,336.88
  5. Step 5: Solve for x
    x = 4,165,084,336.88/55,107.98
  6. Step 6: Final answer
    x = 75,580.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.