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Finding the Fourth Proportional to 174,953.20, 262,494.60 and 69,847.60

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Solution

The fourth proportional to 174,953.20, 262,494.60 and 69,847.60 is: 104,797.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,953.20 : 262,494.60 = 69,847.60 : x
  2. Step 2: Convert to fraction form
    174,953.20/262,494.60 = 69,847.60/x
  3. Step 3: Cross multiply
    174,953.20x = 262,494.60 × 69,847.60
  4. Step 4: Simplify right side
    174,953.20x = 18,334,617,822.96
  5. Step 5: Solve for x
    x = 18,334,617,822.96/174,953.20
  6. Step 6: Final answer
    x = 104,797.27

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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.