Home / 108,650.45-162,998.76-33,768.78

Finding the Fourth Proportional to 108,650.45, 162,998.76 and 33,768.78

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Solution

The fourth proportional to 108,650.45, 162,998.76 and 33,768.78 is: 50,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,650.45 : 162,998.76 = 33,768.78 : x
  2. Step 2: Convert to fraction form
    108,650.45/162,998.76 = 33,768.78/x
  3. Step 3: Cross multiply
    108,650.45x = 162,998.76 × 33,768.78
  4. Step 4: Simplify right side
    108,650.45x = 5,504,269,266.71
  5. Step 5: Solve for x
    x = 5,504,269,266.71/108,650.45
  6. Step 6: Final answer
    x = 50,660.35

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1.5x scale

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.