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Finding the Fourth Proportional to 68,803.56, 94,950 and 38,595.60

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Solution

The fourth proportional to 68,803.56, 94,950 and 38,595.60 is: 53,262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,803.56 : 94,950 = 38,595.60 : x
  2. Step 2: Convert to fraction form
    68,803.56/94,950 = 38,595.60/x
  3. Step 3: Cross multiply
    68,803.56x = 94,950 × 38,595.60
  4. Step 4: Simplify right side
    68,803.56x = 3,664,652,220
  5. Step 5: Solve for x
    x = 3,664,652,220/68,803.56
  6. Step 6: Final answer
    x = 53,262.54

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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.