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Finding the Fourth Proportional to 7,077.72, 9,768.24 and 5,094.84

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Solution

The fourth proportional to 7,077.72, 9,768.24 and 5,094.84 is: 7,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.72 : 9,768.24 = 5,094.84 : x
  2. Step 2: Convert to fraction form
    7,077.72/9,768.24 = 5,094.84/x
  3. Step 3: Cross multiply
    7,077.72x = 9,768.24 × 5,094.84
  4. Step 4: Simplify right side
    7,077.72x = 49,767,619.88
  5. Step 5: Solve for x
    x = 49,767,619.88/7,077.72
  6. Step 6: Final answer
    x = 7,031.59

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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.