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Finding the Fourth Proportional to 8,038.35, 12,058.83 and 2,490.39

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Solution

The fourth proportional to 8,038.35, 12,058.83 and 2,490.39 is: 3,735.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.35 : 12,058.83 = 2,490.39 : x
  2. Step 2: Convert to fraction form
    8,038.35/12,058.83 = 2,490.39/x
  3. Step 3: Cross multiply
    8,038.35x = 12,058.83 × 2,490.39
  4. Step 4: Simplify right side
    8,038.35x = 30,031,189.64
  5. Step 5: Solve for x
    x = 30,031,189.64/8,038.35
  6. Step 6: Final answer
    x = 3,735.99

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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.