Home / 199,175.09-298,761.62-114,880.64

Finding the Fourth Proportional to 199,175.09, 298,761.62 and 114,880.64

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Solution

The fourth proportional to 199,175.09, 298,761.62 and 114,880.64 is: 172,320.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,175.09 : 298,761.62 = 114,880.64 : x
  2. Step 2: Convert to fraction form
    199,175.09/298,761.62 = 114,880.64/x
  3. Step 3: Cross multiply
    199,175.09x = 298,761.62 × 114,880.64
  4. Step 4: Simplify right side
    199,175.09x = 34,321,924,044.83
  5. Step 5: Solve for x
    x = 34,321,924,044.83/199,175.09
  6. Step 6: Final answer
    x = 172,320.37

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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.