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Finding the Fourth Proportional to 37,379.87, 51,806.87 and 36,680.03

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Solution

The fourth proportional to 37,379.87, 51,806.87 and 36,680.03 is: 50,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,379.87 : 51,806.87 = 36,680.03 : x
  2. Step 2: Convert to fraction form
    37,379.87/51,806.87 = 36,680.03/x
  3. Step 3: Cross multiply
    37,379.87x = 51,806.87 × 36,680.03
  4. Step 4: Simplify right side
    37,379.87x = 1,900,277,545.81
  5. Step 5: Solve for x
    x = 1,900,277,545.81/37,379.87
  6. Step 6: Final answer
    x = 50,836.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.