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Finding the Fourth Proportional to 37,568.54, 51,844.57 and 20,801.54

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Solution

The fourth proportional to 37,568.54, 51,844.57 and 20,801.54 is: 28,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,568.54 : 51,844.57 = 20,801.54 : x
  2. Step 2: Convert to fraction form
    37,568.54/51,844.57 = 20,801.54/x
  3. Step 3: Cross multiply
    37,568.54x = 51,844.57 × 20,801.54
  4. Step 4: Simplify right side
    37,568.54x = 1,078,446,974.25
  5. Step 5: Solve for x
    x = 1,078,446,974.25/37,568.54
  6. Step 6: Final answer
    x = 28,706.12

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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.