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Finding the Fourth Proportional to 113,323.86, 156,395.43 and 68,003.82

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Solution

The fourth proportional to 113,323.86, 156,395.43 and 68,003.82 is: 93,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,323.86 : 156,395.43 = 68,003.82 : x
  2. Step 2: Convert to fraction form
    113,323.86/156,395.43 = 68,003.82/x
  3. Step 3: Cross multiply
    113,323.86x = 156,395.43 × 68,003.82
  4. Step 4: Simplify right side
    113,323.86x = 10,635,486,670.54
  5. Step 5: Solve for x
    x = 10,635,486,670.54/113,323.86
  6. Step 6: Final answer
    x = 93,850.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.