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Finding the Fourth Proportional to 68,495.99, 94,584.59 and 43,046.45

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Solution

The fourth proportional to 68,495.99, 94,584.59 and 43,046.45 is: 59,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,495.99 : 94,584.59 = 43,046.45 : x
  2. Step 2: Convert to fraction form
    68,495.99/94,584.59 = 43,046.45/x
  3. Step 3: Cross multiply
    68,495.99x = 94,584.59 × 43,046.45
  4. Step 4: Simplify right side
    68,495.99x = 4,071,530,136.05
  5. Step 5: Solve for x
    x = 4,071,530,136.05/68,495.99
  6. Step 6: Final answer
    x = 59,441.88

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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.