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Finding the Fourth Proportional to 34,144.29, 47,119.55 and 19,807.44

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Solution

The fourth proportional to 34,144.29, 47,119.55 and 19,807.44 is: 27,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,144.29 : 47,119.55 = 19,807.44 : x
  2. Step 2: Convert to fraction form
    34,144.29/47,119.55 = 19,807.44/x
  3. Step 3: Cross multiply
    34,144.29x = 47,119.55 × 19,807.44
  4. Step 4: Simplify right side
    34,144.29x = 933,317,560.41
  5. Step 5: Solve for x
    x = 933,317,560.41/34,144.29
  6. Step 6: Final answer
    x = 27,334.51

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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.