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Finding the Fourth Proportional to 68,003.19, 93,844.94 and 37,791.32

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Solution

The fourth proportional to 68,003.19, 93,844.94 and 37,791.32 is: 52,152.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,003.19 : 93,844.94 = 37,791.32 : x
  2. Step 2: Convert to fraction form
    68,003.19/93,844.94 = 37,791.32/x
  3. Step 3: Cross multiply
    68,003.19x = 93,844.94 × 37,791.32
  4. Step 4: Simplify right side
    68,003.19x = 3,546,523,499.74
  5. Step 5: Solve for x
    x = 3,546,523,499.74/68,003.19
  6. Step 6: Final answer
    x = 52,152.31

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Why These Related Problems?

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