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Finding the Fourth Proportional to 171,660.50, 236,905.44 and 95,187.20

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Solution

The fourth proportional to 171,660.50, 236,905.44 and 95,187.20 is: 131,366.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,660.50 : 236,905.44 = 95,187.20 : x
  2. Step 2: Convert to fraction form
    171,660.50/236,905.44 = 95,187.20/x
  3. Step 3: Cross multiply
    171,660.50x = 236,905.44 × 95,187.20
  4. Step 4: Simplify right side
    171,660.50x = 22,550,365,498.37
  5. Step 5: Solve for x
    x = 22,550,365,498.37/171,660.50
  6. Step 6: Final answer
    x = 131,366.07

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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.