Home / 108,620.73-162,982.94-38,533.05

Finding the Fourth Proportional to 108,620.73, 162,982.94 and 38,533.05

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Solution

The fourth proportional to 108,620.73, 162,982.94 and 38,533.05 is: 57,817.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,620.73 : 162,982.94 = 38,533.05 : x
  2. Step 2: Convert to fraction form
    108,620.73/162,982.94 = 38,533.05/x
  3. Step 3: Cross multiply
    108,620.73x = 162,982.94 × 38,533.05
  4. Step 4: Simplify right side
    108,620.73x = 6,280,229,583.50
  5. Step 5: Solve for x
    x = 6,280,229,583.50/108,620.73
  6. Step 6: Final answer
    x = 57,817.97

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Why These Related Problems?

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