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Finding the Fourth Proportional to 188,848.44, 283,273.44 and 76,530.78

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Solution

The fourth proportional to 188,848.44, 283,273.44 and 76,530.78 is: 114,796.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,848.44 : 283,273.44 = 76,530.78 : x
  2. Step 2: Convert to fraction form
    188,848.44/283,273.44 = 76,530.78/x
  3. Step 3: Cross multiply
    188,848.44x = 283,273.44 × 76,530.78
  4. Step 4: Simplify right side
    188,848.44x = 21,679,137,316.48
  5. Step 5: Solve for x
    x = 21,679,137,316.48/188,848.44
  6. Step 6: Final answer
    x = 114,796.49

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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.