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Finding the Fourth Proportional to 58,840.44, 81,197.42 and 31,982.34

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Solution

The fourth proportional to 58,840.44, 81,197.42 and 31,982.34 is: 44,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,840.44 : 81,197.42 = 31,982.34 : x
  2. Step 2: Convert to fraction form
    58,840.44/81,197.42 = 31,982.34/x
  3. Step 3: Cross multiply
    58,840.44x = 81,197.42 × 31,982.34
  4. Step 4: Simplify right side
    58,840.44x = 2,596,883,493.56
  5. Step 5: Solve for x
    x = 2,596,883,493.56/58,840.44
  6. Step 6: Final answer
    x = 44,134.33

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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.