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Finding the Fourth Proportional to 68,023.70, 93,873.06 and 37,811.82

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Solution

The fourth proportional to 68,023.70, 93,873.06 and 37,811.82 is: 52,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,023.70 : 93,873.06 = 37,811.82 : x
  2. Step 2: Convert to fraction form
    68,023.70/93,873.06 = 37,811.82/x
  3. Step 3: Cross multiply
    68,023.70x = 93,873.06 × 37,811.82
  4. Step 4: Simplify right side
    68,023.70x = 3,549,511,247.57
  5. Step 5: Solve for x
    x = 3,549,511,247.57/68,023.70
  6. Step 6: Final answer
    x = 52,180.51

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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.