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Finding the Fourth Proportional to 45,734.93, 68,600.33 and 19,069.93

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Solution

The fourth proportional to 45,734.93, 68,600.33 and 19,069.93 is: 28,604.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,734.93 : 68,600.33 = 19,069.93 : x
  2. Step 2: Convert to fraction form
    45,734.93/68,600.33 = 19,069.93/x
  3. Step 3: Cross multiply
    45,734.93x = 68,600.33 × 19,069.93
  4. Step 4: Simplify right side
    45,734.93x = 1,308,203,491.08
  5. Step 5: Solve for x
    x = 1,308,203,491.08/45,734.93
  6. Step 6: Final answer
    x = 28,604.03

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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.