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Finding the Fourth Proportional to 27,329.50, 41,000.74 and 8,861.50

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Solution

The fourth proportional to 27,329.50, 41,000.74 and 8,861.50 is: 13,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.50 : 41,000.74 = 8,861.50 : x
  2. Step 2: Convert to fraction form
    27,329.50/41,000.74 = 8,861.50/x
  3. Step 3: Cross multiply
    27,329.50x = 41,000.74 × 8,861.50
  4. Step 4: Simplify right side
    27,329.50x = 363,328,057.51
  5. Step 5: Solve for x
    x = 363,328,057.51/27,329.50
  6. Step 6: Final answer
    x = 13,294.35

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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.