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Finding the Fourth Proportional to 171,480.98, 236,643.29 and 95,000.22

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Solution

The fourth proportional to 171,480.98, 236,643.29 and 95,000.22 is: 131,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,480.98 : 236,643.29 = 95,000.22 : x
  2. Step 2: Convert to fraction form
    171,480.98/236,643.29 = 95,000.22/x
  3. Step 3: Cross multiply
    171,480.98x = 236,643.29 × 95,000.22
  4. Step 4: Simplify right side
    171,480.98x = 22,481,164,611.52
  5. Step 5: Solve for x
    x = 22,481,164,611.52/171,480.98
  6. Step 6: Final answer
    x = 131,100.05

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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.