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Finding the Fourth Proportional to 108,324.88, 162,427.76 and 33,424.60

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Solution

The fourth proportional to 108,324.88, 162,427.76 and 33,424.60 is: 50,118.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,324.88 : 162,427.76 = 33,424.60 : x
  2. Step 2: Convert to fraction form
    108,324.88/162,427.76 = 33,424.60/x
  3. Step 3: Cross multiply
    108,324.88x = 162,427.76 × 33,424.60
  4. Step 4: Simplify right side
    108,324.88x = 5,429,082,906.90
  5. Step 5: Solve for x
    x = 5,429,082,906.90/108,324.88
  6. Step 6: Final answer
    x = 50,118.52

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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.