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Finding the Fourth Proportional to 36,886.41, 50,901.35 and 20,116.17

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Solution

The fourth proportional to 36,886.41, 50,901.35 and 20,116.17 is: 27,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,886.41 : 50,901.35 = 20,116.17 : x
  2. Step 2: Convert to fraction form
    36,886.41/50,901.35 = 20,116.17/x
  3. Step 3: Cross multiply
    36,886.41x = 50,901.35 × 20,116.17
  4. Step 4: Simplify right side
    36,886.41x = 1,023,940,109.25
  5. Step 5: Solve for x
    x = 1,023,940,109.25/36,886.41
  6. Step 6: Final answer
    x = 27,759.28

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