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Finding the Fourth Proportional to 6,763.68, 10,137 and 3,064.80

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Solution

The fourth proportional to 6,763.68, 10,137 and 3,064.80 is: 4,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.68 : 10,137 = 3,064.80 : x
  2. Step 2: Convert to fraction form
    6,763.68/10,137 = 3,064.80/x
  3. Step 3: Cross multiply
    6,763.68x = 10,137 × 3,064.80
  4. Step 4: Simplify right side
    6,763.68x = 31,067,877.60
  5. Step 5: Solve for x
    x = 31,067,877.60/6,763.68
  6. Step 6: Final answer
    x = 4,593.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.