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Finding the Fourth Proportional to 68,036.34, 102,100.94 and 23,662.64

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Solution

The fourth proportional to 68,036.34, 102,100.94 and 23,662.64 is: 35,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,036.34 : 102,100.94 = 23,662.64 : x
  2. Step 2: Convert to fraction form
    68,036.34/102,100.94 = 23,662.64/x
  3. Step 3: Cross multiply
    68,036.34x = 102,100.94 × 23,662.64
  4. Step 4: Simplify right side
    68,036.34x = 2,415,977,786.88
  5. Step 5: Solve for x
    x = 2,415,977,786.88/68,036.34
  6. Step 6: Final answer
    x = 35,510.11

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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.