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Finding the Fourth Proportional to 61,246.67, 91,870.00 and 16,873.85

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Solution

The fourth proportional to 61,246.67, 91,870.00 and 16,873.85 is: 25,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,246.67 : 91,870.00 = 16,873.85 : x
  2. Step 2: Convert to fraction form
    61,246.67/91,870.00 = 16,873.85/x
  3. Step 3: Cross multiply
    61,246.67x = 91,870.00 × 16,873.85
  4. Step 4: Simplify right side
    61,246.67x = 1,550,200,786.99
  5. Step 5: Solve for x
    x = 1,550,200,786.99/61,246.67
  6. Step 6: Final answer
    x = 25,310.78

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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.