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Finding the Fourth Proportional to 127,195.44, 190,800.72 and 33,700.88

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Solution

The fourth proportional to 127,195.44, 190,800.72 and 33,700.88 is: 50,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,195.44 : 190,800.72 = 33,700.88 : x
  2. Step 2: Convert to fraction form
    127,195.44/190,800.72 = 33,700.88/x
  3. Step 3: Cross multiply
    127,195.44x = 190,800.72 × 33,700.88
  4. Step 4: Simplify right side
    127,195.44x = 6,430,152,168.63
  5. Step 5: Solve for x
    x = 6,430,152,168.63/127,195.44
  6. Step 6: Final answer
    x = 50,553.32

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1.5x scale

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.