Home / 33,276.11-45,920.30-18,168.20

Finding the Fourth Proportional to 33,276.11, 45,920.30 and 18,168.20

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Solution

The fourth proportional to 33,276.11, 45,920.30 and 18,168.20 is: 25,071.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,276.11 : 45,920.30 = 18,168.20 : x
  2. Step 2: Convert to fraction form
    33,276.11/45,920.30 = 18,168.20/x
  3. Step 3: Cross multiply
    33,276.11x = 45,920.30 × 18,168.20
  4. Step 4: Simplify right side
    33,276.11x = 834,289,010.28
  5. Step 5: Solve for x
    x = 834,289,010.28/33,276.11
  6. Step 6: Final answer
    x = 25,071.71

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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.