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Finding the Fourth Proportional to 67,763.82, 93,512.67 and 37,548.87

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Solution

The fourth proportional to 67,763.82, 93,512.67 and 37,548.87 is: 51,816.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,763.82 : 93,512.67 = 37,548.87 : x
  2. Step 2: Convert to fraction form
    67,763.82/93,512.67 = 37,548.87/x
  3. Step 3: Cross multiply
    67,763.82x = 93,512.67 × 37,548.87
  4. Step 4: Simplify right side
    67,763.82x = 3,511,295,089.18
  5. Step 5: Solve for x
    x = 3,511,295,089.18/67,763.82
  6. Step 6: Final answer
    x = 51,816.66

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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.