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Finding the Fourth Proportional to 57,612.37, 86,418.43 and 16,059.37

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Solution

The fourth proportional to 57,612.37, 86,418.43 and 16,059.37 is: 24,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,612.37 : 86,418.43 = 16,059.37 : x
  2. Step 2: Convert to fraction form
    57,612.37/86,418.43 = 16,059.37/x
  3. Step 3: Cross multiply
    57,612.37x = 86,418.43 × 16,059.37
  4. Step 4: Simplify right side
    57,612.37x = 1,387,825,542.19
  5. Step 5: Solve for x
    x = 1,387,825,542.19/57,612.37
  6. Step 6: Final answer
    x = 24,089.02

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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.