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Finding the Fourth Proportional to 39,058, 58,596.99 and 11,356

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Solution

The fourth proportional to 39,058, 58,596.99 and 11,356 is: 17,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,058 : 58,596.99 = 11,356 : x
  2. Step 2: Convert to fraction form
    39,058/58,596.99 = 11,356/x
  3. Step 3: Cross multiply
    39,058x = 58,596.99 × 11,356
  4. Step 4: Simplify right side
    39,058x = 665,427,418.44
  5. Step 5: Solve for x
    x = 665,427,418.44/39,058
  6. Step 6: Final answer
    x = 17,036.90

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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.