Home / 226,910.72-313,134.23-124,934.10

Finding the Fourth Proportional to 226,910.72, 313,134.23 and 124,934.10

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Solution

The fourth proportional to 226,910.72, 313,134.23 and 124,934.10 is: 172,407.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,910.72 : 313,134.23 = 124,934.10 : x
  2. Step 2: Convert to fraction form
    226,910.72/313,134.23 = 124,934.10/x
  3. Step 3: Cross multiply
    226,910.72x = 313,134.23 × 124,934.10
  4. Step 4: Simplify right side
    226,910.72x = 39,121,142,579.57
  5. Step 5: Solve for x
    x = 39,121,142,579.57/226,910.72
  6. Step 6: Final answer
    x = 172,407.64

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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.