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Finding the Fourth Proportional to 171,644.56, 236,883.52 and 95,187.60

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Solution

The fourth proportional to 171,644.56, 236,883.52 and 95,187.60 is: 131,366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,644.56 : 236,883.52 = 95,187.60 : x
  2. Step 2: Convert to fraction form
    171,644.56/236,883.52 = 95,187.60/x
  3. Step 3: Cross multiply
    171,644.56x = 236,883.52 × 95,187.60
  4. Step 4: Simplify right side
    171,644.56x = 22,548,373,748.35
  5. Step 5: Solve for x
    x = 22,548,373,748.35/171,644.56
  6. Step 6: Final answer
    x = 131,366.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.