Home / 108,480.20-162,705.30-33,651.80

Finding the Fourth Proportional to 108,480.20, 162,705.30 and 33,651.80

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Solution

The fourth proportional to 108,480.20, 162,705.30 and 33,651.80 is: 50,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,480.20 : 162,705.30 = 33,651.80 : x
  2. Step 2: Convert to fraction form
    108,480.20/162,705.30 = 33,651.80/x
  3. Step 3: Cross multiply
    108,480.20x = 162,705.30 × 33,651.80
  4. Step 4: Simplify right side
    108,480.20x = 5,475,326,214.54
  5. Step 5: Solve for x
    x = 5,475,326,214.54/108,480.20
  6. Step 6: Final answer
    x = 50,473.05

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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.