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Finding the Fourth Proportional to 29,842.70, 41,197.01 and 18,946.31

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Solution

The fourth proportional to 29,842.70, 41,197.01 and 18,946.31 is: 26,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,842.70 : 41,197.01 = 18,946.31 : x
  2. Step 2: Convert to fraction form
    29,842.70/41,197.01 = 18,946.31/x
  3. Step 3: Cross multiply
    29,842.70x = 41,197.01 × 18,946.31
  4. Step 4: Simplify right side
    29,842.70x = 780,531,021.82
  5. Step 5: Solve for x
    x = 780,531,021.82/29,842.70
  6. Step 6: Final answer
    x = 26,154.84

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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.