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Finding the Fourth Proportional to 272,625.63, 408,975.70 and 95,106.03

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Solution

The fourth proportional to 272,625.63, 408,975.70 and 95,106.03 is: 142,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,625.63 : 408,975.70 = 95,106.03 : x
  2. Step 2: Convert to fraction form
    272,625.63/408,975.70 = 95,106.03/x
  3. Step 3: Cross multiply
    272,625.63x = 408,975.70 × 95,106.03
  4. Step 4: Simplify right side
    272,625.63x = 38,896,052,910.83
  5. Step 5: Solve for x
    x = 38,896,052,910.83/272,625.63
  6. Step 6: Final answer
    x = 142,672.04

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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.