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Finding the Fourth Proportional to 163,100.54, 225,079.16 and 95,164.22

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Solution

The fourth proportional to 163,100.54, 225,079.16 and 95,164.22 is: 131,326.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,100.54 : 225,079.16 = 95,164.22 : x
  2. Step 2: Convert to fraction form
    163,100.54/225,079.16 = 95,164.22/x
  3. Step 3: Cross multiply
    163,100.54x = 225,079.16 × 95,164.22
  4. Step 4: Simplify right side
    163,100.54x = 21,419,482,786.53
  5. Step 5: Solve for x
    x = 21,419,482,786.53/163,100.54
  6. Step 6: Final answer
    x = 131,326.86

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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.