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Finding the Fourth Proportional to 62,187.86, 85,819.25 and 33,893.54

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Solution

The fourth proportional to 62,187.86, 85,819.25 and 33,893.54 is: 46,773.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,187.86 : 85,819.25 = 33,893.54 : x
  2. Step 2: Convert to fraction form
    62,187.86/85,819.25 = 33,893.54/x
  3. Step 3: Cross multiply
    62,187.86x = 85,819.25 × 33,893.54
  4. Step 4: Simplify right side
    62,187.86x = 2,908,718,182.65
  5. Step 5: Solve for x
    x = 2,908,718,182.65/62,187.86
  6. Step 6: Final answer
    x = 46,773.09

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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.