Home / 175,704.76-263,431.86-82,159.48

Finding the Fourth Proportional to 175,704.76, 263,431.86 and 82,159.48

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Solution

The fourth proportional to 175,704.76, 263,431.86 and 82,159.48 is: 123,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,704.76 : 263,431.86 = 82,159.48 : x
  2. Step 2: Convert to fraction form
    175,704.76/263,431.86 = 82,159.48/x
  3. Step 3: Cross multiply
    175,704.76x = 263,431.86 × 82,159.48
  4. Step 4: Simplify right side
    175,704.76x = 21,643,424,633.03
  5. Step 5: Solve for x
    x = 21,643,424,633.03/175,704.76
  6. Step 6: Final answer
    x = 123,180.64

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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.