Home / 226,918.53-313,144.99-124,941.86

Finding the Fourth Proportional to 226,918.53, 313,144.99 and 124,941.86

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Solution

The fourth proportional to 226,918.53, 313,144.99 and 124,941.86 is: 172,418.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,918.53 : 313,144.99 = 124,941.86 : x
  2. Step 2: Convert to fraction form
    226,918.53/313,144.99 = 124,941.86/x
  3. Step 3: Cross multiply
    226,918.53x = 313,144.99 × 124,941.86
  4. Step 4: Simplify right side
    226,918.53x = 39,124,916,796.50
  5. Step 5: Solve for x
    x = 39,124,916,796.50/226,918.53
  6. Step 6: Final answer
    x = 172,418.34

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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.