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Finding the Fourth Proportional to 27,846.60, 41,781.90 and 16,169.80

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Solution

The fourth proportional to 27,846.60, 41,781.90 and 16,169.80 is: 24,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,846.60 : 41,781.90 = 16,169.80 : x
  2. Step 2: Convert to fraction form
    27,846.60/41,781.90 = 16,169.80/x
  3. Step 3: Cross multiply
    27,846.60x = 41,781.90 × 16,169.80
  4. Step 4: Simplify right side
    27,846.60x = 675,604,966.62
  5. Step 5: Solve for x
    x = 675,604,966.62/27,846.60
  6. Step 6: Final answer
    x = 24,261.67

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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.