Home / 130,769.91-196,129.01-35,975.75

Finding the Fourth Proportional to 130,769.91, 196,129.01 and 35,975.75

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Solution

The fourth proportional to 130,769.91, 196,129.01 and 35,975.75 is: 53,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,769.91 : 196,129.01 = 35,975.75 : x
  2. Step 2: Convert to fraction form
    130,769.91/196,129.01 = 35,975.75/x
  3. Step 3: Cross multiply
    130,769.91x = 196,129.01 × 35,975.75
  4. Step 4: Simplify right side
    130,769.91x = 7,055,887,340.80
  5. Step 5: Solve for x
    x = 7,055,887,340.80/130,769.91
  6. Step 6: Final answer
    x = 53,956.51

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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.