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Finding the Fourth Proportional to 68,544, 102,790.44 and 23,556.03

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Solution

The fourth proportional to 68,544, 102,790.44 and 23,556.03 is: 35,325.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,544 : 102,790.44 = 23,556.03 : x
  2. Step 2: Convert to fraction form
    68,544/102,790.44 = 23,556.03/x
  3. Step 3: Cross multiply
    68,544x = 102,790.44 × 23,556.03
  4. Step 4: Simplify right side
    68,544x = 2,421,334,688.35
  5. Step 5: Solve for x
    x = 2,421,334,688.35/68,544
  6. Step 6: Final answer
    x = 35,325.26

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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.