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Finding the Fourth Proportional to 45,850.25, 68,762.04 and 17,764.04

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Solution

The fourth proportional to 45,850.25, 68,762.04 and 17,764.04 is: 26,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,850.25 : 68,762.04 = 17,764.04 : x
  2. Step 2: Convert to fraction form
    45,850.25/68,762.04 = 17,764.04/x
  3. Step 3: Cross multiply
    45,850.25x = 68,762.04 × 17,764.04
  4. Step 4: Simplify right side
    45,850.25x = 1,221,491,285.23
  5. Step 5: Solve for x
    x = 1,221,491,285.23/45,850.25
  6. Step 6: Final answer
    x = 26,640.89

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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.