Home / 213,727.90-294,815.96-141,131.44

Finding the Fourth Proportional to 213,727.90, 294,815.96 and 141,131.44

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Solution

The fourth proportional to 213,727.90, 294,815.96 and 141,131.44 is: 194,676.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,727.90 : 294,815.96 = 141,131.44 : x
  2. Step 2: Convert to fraction form
    213,727.90/294,815.96 = 141,131.44/x
  3. Step 3: Cross multiply
    213,727.90x = 294,815.96 × 141,131.44
  4. Step 4: Simplify right side
    213,727.90x = 41,607,800,969.78
  5. Step 5: Solve for x
    x = 41,607,800,969.78/213,727.90
  6. Step 6: Final answer
    x = 194,676.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.