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Finding the Fourth Proportional to 62,889.62, 94,334.49 and 16,142.49

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Solution

The fourth proportional to 62,889.62, 94,334.49 and 16,142.49 is: 24,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,889.62 : 94,334.49 = 16,142.49 : x
  2. Step 2: Convert to fraction form
    62,889.62/94,334.49 = 16,142.49/x
  3. Step 3: Cross multiply
    62,889.62x = 94,334.49 × 16,142.49
  4. Step 4: Simplify right side
    62,889.62x = 1,522,793,561.48
  5. Step 5: Solve for x
    x = 1,522,793,561.48/62,889.62
  6. Step 6: Final answer
    x = 24,213.75

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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.