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Finding the Fourth Proportional to 36,816, 50,806.08 and 20,050.08

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Solution

The fourth proportional to 36,816, 50,806.08 and 20,050.08 is: 27,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,816 : 50,806.08 = 20,050.08 : x
  2. Step 2: Convert to fraction form
    36,816/50,806.08 = 20,050.08/x
  3. Step 3: Cross multiply
    36,816x = 50,806.08 × 20,050.08
  4. Step 4: Simplify right side
    36,816x = 1,018,665,968.49
  5. Step 5: Solve for x
    x = 1,018,665,968.49/36,816
  6. Step 6: Final answer
    x = 27,669.11

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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.