Home / 175,175.20-262,892.40-115,991.20

Finding the Fourth Proportional to 175,175.20, 262,892.40 and 115,991.20

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Solution

The fourth proportional to 175,175.20, 262,892.40 and 115,991.20 is: 174,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,175.20 : 262,892.40 = 115,991.20 : x
  2. Step 2: Convert to fraction form
    175,175.20/262,892.40 = 115,991.20/x
  3. Step 3: Cross multiply
    175,175.20x = 262,892.40 × 115,991.20
  4. Step 4: Simplify right side
    175,175.20x = 30,493,204,946.88
  5. Step 5: Solve for x
    x = 30,493,204,946.88/175,175.20
  6. Step 6: Final answer
    x = 174,072.61

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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.