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Finding the Fourth Proportional to 45,997.94, 69,020.40 and 19,695.62

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Solution

The fourth proportional to 45,997.94, 69,020.40 and 19,695.62 is: 29,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,997.94 : 69,020.40 = 19,695.62 : x
  2. Step 2: Convert to fraction form
    45,997.94/69,020.40 = 19,695.62/x
  3. Step 3: Cross multiply
    45,997.94x = 69,020.40 × 19,695.62
  4. Step 4: Simplify right side
    45,997.94x = 1,359,399,570.65
  5. Step 5: Solve for x
    x = 1,359,399,570.65/45,997.94
  6. Step 6: Final answer
    x = 29,553.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.