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Finding the Fourth Proportional to 27,379.98, 41,074.40 and 10,730.98

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Solution

The fourth proportional to 27,379.98, 41,074.40 and 10,730.98 is: 16,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379.98 : 41,074.40 = 10,730.98 : x
  2. Step 2: Convert to fraction form
    27,379.98/41,074.40 = 10,730.98/x
  3. Step 3: Cross multiply
    27,379.98x = 41,074.40 × 10,730.98
  4. Step 4: Simplify right side
    27,379.98x = 440,768,511.26
  5. Step 5: Solve for x
    x = 440,768,511.26/27,379.98
  6. Step 6: Final answer
    x = 16,098.20

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1.5x scale

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.