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Finding the Fourth Proportional to 62,449.97, 93,676.10 and 20,329.89

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Solution

The fourth proportional to 62,449.97, 93,676.10 and 20,329.89 is: 30,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,449.97 : 93,676.10 = 20,329.89 : x
  2. Step 2: Convert to fraction form
    62,449.97/93,676.10 = 20,329.89/x
  3. Step 3: Cross multiply
    62,449.97x = 93,676.10 × 20,329.89
  4. Step 4: Simplify right side
    62,449.97x = 1,904,424,706.98
  5. Step 5: Solve for x
    x = 1,904,424,706.98/62,449.97
  6. Step 6: Final answer
    x = 30,495.21

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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.