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Finding the Fourth Proportional to 168,255.44, 252,328.55 and 55,905.49

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Solution

The fourth proportional to 168,255.44, 252,328.55 and 55,905.49 is: 83,840.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,255.44 : 252,328.55 = 55,905.49 : x
  2. Step 2: Convert to fraction form
    168,255.44/252,328.55 = 55,905.49/x
  3. Step 3: Cross multiply
    168,255.44x = 252,328.55 × 55,905.49
  4. Step 4: Simplify right side
    168,255.44x = 14,106,550,737.68
  5. Step 5: Solve for x
    x = 14,106,550,737.68/168,255.44
  6. Step 6: Final answer
    x = 83,840.09

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1.5x scale

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.