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Finding the Fourth Proportional to 33,539, 46,285.26 and 18,635

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Solution

The fourth proportional to 33,539, 46,285.26 and 18,635 is: 25,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,539 : 46,285.26 = 18,635 : x
  2. Step 2: Convert to fraction form
    33,539/46,285.26 = 18,635/x
  3. Step 3: Cross multiply
    33,539x = 46,285.26 × 18,635
  4. Step 4: Simplify right side
    33,539x = 862,525,820.10
  5. Step 5: Solve for x
    x = 862,525,820.10/33,539
  6. Step 6: Final answer
    x = 25,717.10

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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.