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Finding the Fourth Proportional to 57,974.27, 86,994.23 and 24,690.87

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Solution

The fourth proportional to 57,974.27, 86,994.23 and 24,690.87 is: 37,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,974.27 : 86,994.23 = 24,690.87 : x
  2. Step 2: Convert to fraction form
    57,974.27/86,994.23 = 24,690.87/x
  3. Step 3: Cross multiply
    57,974.27x = 86,994.23 × 24,690.87
  4. Step 4: Simplify right side
    57,974.27x = 2,147,963,100.23
  5. Step 5: Solve for x
    x = 2,147,963,100.23/57,974.27
  6. Step 6: Final answer
    x = 37,050.29

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Why These Related Problems?

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