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Finding the Fourth Proportional to 68,579.52, 94,611.96 and 44,697.84

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Solution

The fourth proportional to 68,579.52, 94,611.96 and 44,697.84 is: 61,664.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,579.52 : 94,611.96 = 44,697.84 : x
  2. Step 2: Convert to fraction form
    68,579.52/94,611.96 = 44,697.84/x
  3. Step 3: Cross multiply
    68,579.52x = 94,611.96 × 44,697.84
  4. Step 4: Simplify right side
    68,579.52x = 4,228,950,250.17
  5. Step 5: Solve for x
    x = 4,228,950,250.17/68,579.52
  6. Step 6: Final answer
    x = 61,664.91

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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.