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Finding the Fourth Proportional to 174,846.65, 262,269.78 and 69,739.43

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Solution

The fourth proportional to 174,846.65, 262,269.78 and 69,739.43 is: 104,609.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,846.65 : 262,269.78 = 69,739.43 : x
  2. Step 2: Convert to fraction form
    174,846.65/262,269.78 = 69,739.43/x
  3. Step 3: Cross multiply
    174,846.65x = 262,269.78 × 69,739.43
  4. Step 4: Simplify right side
    174,846.65x = 18,290,543,652.08
  5. Step 5: Solve for x
    x = 18,290,543,652.08/174,846.65
  6. Step 6: Final answer
    x = 104,609.06

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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.