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Finding the Fourth Proportional to 37,754.69, 56,628.13 and 12,794.09

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Solution

The fourth proportional to 37,754.69, 56,628.13 and 12,794.09 is: 19,189.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,754.69 : 56,628.13 = 12,794.09 : x
  2. Step 2: Convert to fraction form
    37,754.69/56,628.13 = 12,794.09/x
  3. Step 3: Cross multiply
    37,754.69x = 56,628.13 × 12,794.09
  4. Step 4: Simplify right side
    37,754.69x = 724,505,108.61
  5. Step 5: Solve for x
    x = 724,505,108.61/37,754.69
  6. Step 6: Final answer
    x = 19,189.81

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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.