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Finding the Fourth Proportional to 80,485.50, 111,075.03 and 44,676.11

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Solution

The fourth proportional to 80,485.50, 111,075.03 and 44,676.11 is: 61,655.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,485.50 : 111,075.03 = 44,676.11 : x
  2. Step 2: Convert to fraction form
    80,485.50/111,075.03 = 44,676.11/x
  3. Step 3: Cross multiply
    80,485.50x = 111,075.03 × 44,676.11
  4. Step 4: Simplify right side
    80,485.50x = 4,962,400,258.53
  5. Step 5: Solve for x
    x = 4,962,400,258.53/80,485.50
  6. Step 6: Final answer
    x = 61,655.83

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