Home / 127,996.05-191,980.76-34,496.13

Finding the Fourth Proportional to 127,996.05, 191,980.76 and 34,496.13

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Solution

The fourth proportional to 127,996.05, 191,980.76 and 34,496.13 is: 51,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,996.05 : 191,980.76 = 34,496.13 : x
  2. Step 2: Convert to fraction form
    127,996.05/191,980.76 = 34,496.13/x
  3. Step 3: Cross multiply
    127,996.05x = 191,980.76 × 34,496.13
  4. Step 4: Simplify right side
    127,996.05x = 6,622,593,081.98
  5. Step 5: Solve for x
    x = 6,622,593,081.98/127,996.05
  6. Step 6: Final answer
    x = 51,740.61

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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.