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Finding the Fourth Proportional to 62,084.63, 85,676.79 and 33,790.52

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Solution

The fourth proportional to 62,084.63, 85,676.79 and 33,790.52 is: 46,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,084.63 : 85,676.79 = 33,790.52 : x
  2. Step 2: Convert to fraction form
    62,084.63/85,676.79 = 33,790.52/x
  3. Step 3: Cross multiply
    62,084.63x = 85,676.79 × 33,790.52
  4. Step 4: Simplify right side
    62,084.63x = 2,895,062,857.65
  5. Step 5: Solve for x
    x = 2,895,062,857.65/62,084.63
  6. Step 6: Final answer
    x = 46,630.91

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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.