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Finding the Fourth Proportional to 27,329.67, 40,994.55 and 8,861.67

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Solution

The fourth proportional to 27,329.67, 40,994.55 and 8,861.67 is: 13,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.67 : 40,994.55 = 8,861.67 : x
  2. Step 2: Convert to fraction form
    27,329.67/40,994.55 = 8,861.67/x
  3. Step 3: Cross multiply
    27,329.67x = 40,994.55 × 8,861.67
  4. Step 4: Simplify right side
    27,329.67x = 363,280,173.90
  5. Step 5: Solve for x
    x = 363,280,173.90/27,329.67
  6. Step 6: Final answer
    x = 13,292.52

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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.