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Finding the Fourth Proportional to 81,116.63, 111,940.29 and 44,817.96

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Solution

The fourth proportional to 81,116.63, 111,940.29 and 44,817.96 is: 61,848.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,116.63 : 111,940.29 = 44,817.96 : x
  2. Step 2: Convert to fraction form
    81,116.63/111,940.29 = 44,817.96/x
  3. Step 3: Cross multiply
    81,116.63x = 111,940.29 × 44,817.96
  4. Step 4: Simplify right side
    81,116.63x = 5,016,935,607.58
  5. Step 5: Solve for x
    x = 5,016,935,607.58/81,116.63
  6. Step 6: Final answer
    x = 61,848.42

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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.