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Finding the Fourth Proportional to 27,850.64, 41,754.04 and 13,801.01

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Solution

The fourth proportional to 27,850.64, 41,754.04 and 13,801.01 is: 20,690.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,850.64 : 41,754.04 = 13,801.01 : x
  2. Step 2: Convert to fraction form
    27,850.64/41,754.04 = 13,801.01/x
  3. Step 3: Cross multiply
    27,850.64x = 41,754.04 × 13,801.01
  4. Step 4: Simplify right side
    27,850.64x = 576,247,680.31
  5. Step 5: Solve for x
    x = 576,247,680.31/27,850.64
  6. Step 6: Final answer
    x = 20,690.65

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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.