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Finding the Fourth Proportional to 108,108.48, 162,161.60 and 34,236.48

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Solution

The fourth proportional to 108,108.48, 162,161.60 and 34,236.48 is: 51,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,108.48 : 162,161.60 = 34,236.48 : x
  2. Step 2: Convert to fraction form
    108,108.48/162,161.60 = 34,236.48/x
  3. Step 3: Cross multiply
    108,108.48x = 162,161.60 × 34,236.48
  4. Step 4: Simplify right side
    108,108.48x = 5,551,842,375.17
  5. Step 5: Solve for x
    x = 5,551,842,375.17/108,108.48
  6. Step 6: Final answer
    x = 51,354.37

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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.