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Finding the Fourth Proportional to 108,493.56, 162,845.46 and 52,373.16

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Solution

The fourth proportional to 108,493.56, 162,845.46 and 52,373.16 is: 78,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,493.56 : 162,845.46 = 52,373.16 : x
  2. Step 2: Convert to fraction form
    108,493.56/162,845.46 = 52,373.16/x
  3. Step 3: Cross multiply
    108,493.56x = 162,845.46 × 52,373.16
  4. Step 4: Simplify right side
    108,493.56x = 8,528,731,331.85
  5. Step 5: Solve for x
    x = 8,528,731,331.85/108,493.56
  6. Step 6: Final answer
    x = 78,610.48

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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.