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Finding the Fourth Proportional to 68,337, 94,305.08 and 38,529

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Solution

The fourth proportional to 68,337, 94,305.08 and 38,529 is: 53,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,337 : 94,305.08 = 38,529 : x
  2. Step 2: Convert to fraction form
    68,337/94,305.08 = 38,529/x
  3. Step 3: Cross multiply
    68,337x = 94,305.08 × 38,529
  4. Step 4: Simplify right side
    68,337x = 3,633,480,427.32
  5. Step 5: Solve for x
    x = 3,633,480,427.32/68,337
  6. Step 6: Final answer
    x = 53,170.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.