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Finding the Fourth Proportional to 33,271.76, 49,890.90 and 11,077.22

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Solution

The fourth proportional to 33,271.76, 49,890.90 and 11,077.22 is: 16,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,271.76 : 49,890.90 = 11,077.22 : x
  2. Step 2: Convert to fraction form
    33,271.76/49,890.90 = 11,077.22/x
  3. Step 3: Cross multiply
    33,271.76x = 49,890.90 × 11,077.22
  4. Step 4: Simplify right side
    33,271.76x = 552,652,475.30
  5. Step 5: Solve for x
    x = 552,652,475.30/33,271.76
  6. Step 6: Final answer
    x = 16,610.26

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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.