Home / 130,942.93-196,425.72-36,173.09

Finding the Fourth Proportional to 130,942.93, 196,425.72 and 36,173.09

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Solution

The fourth proportional to 130,942.93, 196,425.72 and 36,173.09 is: 54,262.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,942.93 : 196,425.72 = 36,173.09 : x
  2. Step 2: Convert to fraction form
    130,942.93/196,425.72 = 36,173.09/x
  3. Step 3: Cross multiply
    130,942.93x = 196,425.72 × 36,173.09
  4. Step 4: Simplify right side
    130,942.93x = 7,105,324,265.75
  5. Step 5: Solve for x
    x = 7,105,324,265.75/130,942.93
  6. Step 6: Final answer
    x = 54,262.76

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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.