Home / 130,738.20-196,081.49-35,943.94

Finding the Fourth Proportional to 130,738.20, 196,081.49 and 35,943.94

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Solution

The fourth proportional to 130,738.20, 196,081.49 and 35,943.94 is: 53,908.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,738.20 : 196,081.49 = 35,943.94 : x
  2. Step 2: Convert to fraction form
    130,738.20/196,081.49 = 35,943.94/x
  3. Step 3: Cross multiply
    130,738.20x = 196,081.49 × 35,943.94
  4. Step 4: Simplify right side
    130,738.20x = 7,047,941,131.95
  5. Step 5: Solve for x
    x = 7,047,941,131.95/130,738.20
  6. Step 6: Final answer
    x = 53,908.81

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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.