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Finding the Fourth Proportional to 68,026.73, 93,872.73 and 37,811.03

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Solution

The fourth proportional to 68,026.73, 93,872.73 and 37,811.03 is: 52,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,026.73 : 93,872.73 = 37,811.03 : x
  2. Step 2: Convert to fraction form
    68,026.73/93,872.73 = 37,811.03/x
  3. Step 3: Cross multiply
    68,026.73x = 93,872.73 × 37,811.03
  4. Step 4: Simplify right side
    68,026.73x = 3,549,424,140.85
  5. Step 5: Solve for x
    x = 3,549,424,140.85/68,026.73
  6. Step 6: Final answer
    x = 52,176.91

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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.