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Finding the Fourth Proportional to 62,829, 94,243.50 and 16,081.88

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Solution

The fourth proportional to 62,829, 94,243.50 and 16,081.88 is: 24,122.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,829 : 94,243.50 = 16,081.88 : x
  2. Step 2: Convert to fraction form
    62,829/94,243.50 = 16,081.88/x
  3. Step 3: Cross multiply
    62,829x = 94,243.50 × 16,081.88
  4. Step 4: Simplify right side
    62,829x = 1,515,612,186.56
  5. Step 5: Solve for x
    x = 1,515,612,186.56/62,829
  6. Step 6: Final answer
    x = 24,122.81

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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.