Home / 76,797.14-115,211.39-43,532.06

Finding the Fourth Proportional to 76,797.14, 115,211.39 and 43,532.06

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Solution

The fourth proportional to 76,797.14, 115,211.39 and 43,532.06 is: 65,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,797.14 : 115,211.39 = 43,532.06 : x
  2. Step 2: Convert to fraction form
    76,797.14/115,211.39 = 43,532.06/x
  3. Step 3: Cross multiply
    76,797.14x = 115,211.39 × 43,532.06
  4. Step 4: Simplify right side
    76,797.14x = 5,015,388,348.45
  5. Step 5: Solve for x
    x = 5,015,388,348.45/76,797.14
  6. Step 6: Final answer
    x = 65,306.97

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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.