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Finding the Fourth Proportional to 11,882.93, 17,775.16 and 10,800.37

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Solution

The fourth proportional to 11,882.93, 17,775.16 and 10,800.37 is: 16,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.93 : 17,775.16 = 10,800.37 : x
  2. Step 2: Convert to fraction form
    11,882.93/17,775.16 = 10,800.37/x
  3. Step 3: Cross multiply
    11,882.93x = 17,775.16 × 10,800.37
  4. Step 4: Simplify right side
    11,882.93x = 191,978,161.93
  5. Step 5: Solve for x
    x = 191,978,161.93/11,882.93
  6. Step 6: Final answer
    x = 16,155.79

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1.5x scale

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.