Home / 175,977.20-263,965.80-165,839.60

Finding the Fourth Proportional to 175,977.20, 263,965.80 and 165,839.60

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Solution

The fourth proportional to 175,977.20, 263,965.80 and 165,839.60 is: 248,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,977.20 : 263,965.80 = 165,839.60 : x
  2. Step 2: Convert to fraction form
    175,977.20/263,965.80 = 165,839.60/x
  3. Step 3: Cross multiply
    175,977.20x = 263,965.80 × 165,839.60
  4. Step 4: Simplify right side
    175,977.20x = 43,775,982,685.68
  5. Step 5: Solve for x
    x = 43,775,982,685.68/175,977.20
  6. Step 6: Final answer
    x = 248,759.40

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1.5x scale

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.