Home / 127,996.20-191,936.70-49,084.20

Finding the Fourth Proportional to 127,996.20, 191,936.70 and 49,084.20

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Solution

The fourth proportional to 127,996.20, 191,936.70 and 49,084.20 is: 73,604.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,996.20 : 191,936.70 = 49,084.20 : x
  2. Step 2: Convert to fraction form
    127,996.20/191,936.70 = 49,084.20/x
  3. Step 3: Cross multiply
    127,996.20x = 191,936.70 × 49,084.20
  4. Step 4: Simplify right side
    127,996.20x = 9,421,059,370.14
  5. Step 5: Solve for x
    x = 9,421,059,370.14/127,996.20
  6. Step 6: Final answer
    x = 73,604.21

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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.