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Finding the Fourth Proportional to 23,860.88, 32,959 and 18,161

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Solution

The fourth proportional to 23,860.88, 32,959 and 18,161 is: 25,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,860.88 : 32,959 = 18,161 : x
  2. Step 2: Convert to fraction form
    23,860.88/32,959 = 18,161/x
  3. Step 3: Cross multiply
    23,860.88x = 32,959 × 18,161
  4. Step 4: Simplify right side
    23,860.88x = 598,568,399
  5. Step 5: Solve for x
    x = 598,568,399/23,860.88
  6. Step 6: Final answer
    x = 25,085.76

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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.