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Finding the Fourth Proportional to 36,907.62, 50,932.52 and 20,140.62

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Solution

The fourth proportional to 36,907.62, 50,932.52 and 20,140.62 is: 27,794.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,907.62 : 50,932.52 = 20,140.62 : x
  2. Step 2: Convert to fraction form
    36,907.62/50,932.52 = 20,140.62/x
  3. Step 3: Cross multiply
    36,907.62x = 50,932.52 × 20,140.62
  4. Step 4: Simplify right side
    36,907.62x = 1,025,812,530.96
  5. Step 5: Solve for x
    x = 1,025,812,530.96/36,907.62
  6. Step 6: Final answer
    x = 27,794.06

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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.