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Finding the Fourth Proportional to 68,624.96, 102,866.04 and 26,533.94

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Solution

The fourth proportional to 68,624.96, 102,866.04 and 26,533.94 is: 39,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,624.96 : 102,866.04 = 26,533.94 : x
  2. Step 2: Convert to fraction form
    68,624.96/102,866.04 = 26,533.94/x
  3. Step 3: Cross multiply
    68,624.96x = 102,866.04 × 26,533.94
  4. Step 4: Simplify right side
    68,624.96x = 2,729,440,819.07
  5. Step 5: Solve for x
    x = 2,729,440,819.07/68,624.96
  6. Step 6: Final answer
    x = 39,773.30

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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.