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Finding the Fourth Proportional to 68,754.53, 94,887.97 and 38,539.91

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Solution

The fourth proportional to 68,754.53, 94,887.97 and 38,539.91 is: 53,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,754.53 : 94,887.97 = 38,539.91 : x
  2. Step 2: Convert to fraction form
    68,754.53/94,887.97 = 38,539.91/x
  3. Step 3: Cross multiply
    68,754.53x = 94,887.97 × 38,539.91
  4. Step 4: Simplify right side
    68,754.53x = 3,656,973,253.09
  5. Step 5: Solve for x
    x = 3,656,973,253.09/68,754.53
  6. Step 6: Final answer
    x = 53,188.84

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