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Finding the Fourth Proportional to 33,080.36, 49,626 and 15,328.76

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Solution

The fourth proportional to 33,080.36, 49,626 and 15,328.76 is: 22,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,080.36 : 49,626 = 15,328.76 : x
  2. Step 2: Convert to fraction form
    33,080.36/49,626 = 15,328.76/x
  3. Step 3: Cross multiply
    33,080.36x = 49,626 × 15,328.76
  4. Step 4: Simplify right side
    33,080.36x = 760,705,043.76
  5. Step 5: Solve for x
    x = 760,705,043.76/33,080.36
  6. Step 6: Final answer
    x = 22,995.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.