Home / 211,494.26-317,241.40-123,363.02

Finding the Fourth Proportional to 211,494.26, 317,241.40 and 123,363.02

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Solution

The fourth proportional to 211,494.26, 317,241.40 and 123,363.02 is: 185,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,494.26 : 317,241.40 = 123,363.02 : x
  2. Step 2: Convert to fraction form
    211,494.26/317,241.40 = 123,363.02/x
  3. Step 3: Cross multiply
    211,494.26x = 317,241.40 × 123,363.02
  4. Step 4: Simplify right side
    211,494.26x = 39,135,857,173.03
  5. Step 5: Solve for x
    x = 39,135,857,173.03/211,494.26
  6. Step 6: Final answer
    x = 185,044.54

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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.