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Finding the Fourth Proportional to 68,393.40, 102,601.44 and 24,008.64

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Solution

The fourth proportional to 68,393.40, 102,601.44 and 24,008.64 is: 36,016.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,393.40 : 102,601.44 = 24,008.64 : x
  2. Step 2: Convert to fraction form
    68,393.40/102,601.44 = 24,008.64/x
  3. Step 3: Cross multiply
    68,393.40x = 102,601.44 × 24,008.64
  4. Step 4: Simplify right side
    68,393.40x = 2,463,321,036.44
  5. Step 5: Solve for x
    x = 2,463,321,036.44/68,393.40
  6. Step 6: Final answer
    x = 36,016.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.