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Finding the Fourth Proportional to 17,883.71, 24,678.37 and 11,168.94

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Solution

The fourth proportional to 17,883.71, 24,678.37 and 11,168.94 is: 15,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,883.71 : 24,678.37 = 11,168.94 : x
  2. Step 2: Convert to fraction form
    17,883.71/24,678.37 = 11,168.94/x
  3. Step 3: Cross multiply
    17,883.71x = 24,678.37 × 11,168.94
  4. Step 4: Simplify right side
    17,883.71x = 275,631,233.83
  5. Step 5: Solve for x
    x = 275,631,233.83/17,883.71
  6. Step 6: Final answer
    x = 15,412.42

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1.5x scale

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.