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Finding the Fourth Proportional to 37,601.25, 51,889.71 and 20,834.25

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Solution

The fourth proportional to 37,601.25, 51,889.71 and 20,834.25 is: 28,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,601.25 : 51,889.71 = 20,834.25 : x
  2. Step 2: Convert to fraction form
    37,601.25/51,889.71 = 20,834.25/x
  3. Step 3: Cross multiply
    37,601.25x = 51,889.71 × 20,834.25
  4. Step 4: Simplify right side
    37,601.25x = 1,081,083,190.57
  5. Step 5: Solve for x
    x = 1,081,083,190.57/37,601.25
  6. Step 6: Final answer
    x = 28,751.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.