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Finding the Fourth Proportional to 27,860.36, 41,763 and 10,325.48

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Solution

The fourth proportional to 27,860.36, 41,763 and 10,325.48 is: 15,478.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860.36 : 41,763 = 10,325.48 : x
  2. Step 2: Convert to fraction form
    27,860.36/41,763 = 10,325.48/x
  3. Step 3: Cross multiply
    27,860.36x = 41,763 × 10,325.48
  4. Step 4: Simplify right side
    27,860.36x = 431,223,021.24
  5. Step 5: Solve for x
    x = 431,223,021.24/27,860.36
  6. Step 6: Final answer
    x = 15,478.01

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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.