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Finding the Fourth Proportional to 37,046.67, 55,571.76 and 12,086.67

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Solution

The fourth proportional to 37,046.67, 55,571.76 and 12,086.67 is: 18,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,046.67 : 55,571.76 = 12,086.67 : x
  2. Step 2: Convert to fraction form
    37,046.67/55,571.76 = 12,086.67/x
  3. Step 3: Cross multiply
    37,046.67x = 55,571.76 × 12,086.67
  4. Step 4: Simplify right side
    37,046.67x = 671,677,524.44
  5. Step 5: Solve for x
    x = 671,677,524.44/37,046.67
  6. Step 6: Final answer
    x = 18,130.58

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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.