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Finding the Fourth Proportional to 34,844.70, 48,086.80 and 19,739.82

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Solution

The fourth proportional to 34,844.70, 48,086.80 and 19,739.82 is: 27,241.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,844.70 : 48,086.80 = 19,739.82 : x
  2. Step 2: Convert to fraction form
    34,844.70/48,086.80 = 19,739.82/x
  3. Step 3: Cross multiply
    34,844.70x = 48,086.80 × 19,739.82
  4. Step 4: Simplify right side
    34,844.70x = 949,224,776.38
  5. Step 5: Solve for x
    x = 949,224,776.38/34,844.70
  6. Step 6: Final answer
    x = 27,241.58

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Why These Related Problems?

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