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Finding the Fourth Proportional to 104,493.14, 156,739.74 and 73,466.90

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Solution

The fourth proportional to 104,493.14, 156,739.74 and 73,466.90 is: 110,200.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,493.14 : 156,739.74 = 73,466.90 : x
  2. Step 2: Convert to fraction form
    104,493.14/156,739.74 = 73,466.90/x
  3. Step 3: Cross multiply
    104,493.14x = 156,739.74 × 73,466.90
  4. Step 4: Simplify right side
    104,493.14x = 11,515,182,804.61
  5. Step 5: Solve for x
    x = 11,515,182,804.61/104,493.14
  6. Step 6: Final answer
    x = 110,200.37

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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.