Home / 226,819.24-313,022.82-126,219.40

Finding the Fourth Proportional to 226,819.24, 313,022.82 and 126,219.40

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Solution

The fourth proportional to 226,819.24, 313,022.82 and 126,219.40 is: 174,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,819.24 : 313,022.82 = 126,219.40 : x
  2. Step 2: Convert to fraction form
    226,819.24/313,022.82 = 126,219.40/x
  3. Step 3: Cross multiply
    226,819.24x = 313,022.82 × 126,219.40
  4. Step 4: Simplify right side
    226,819.24x = 39,509,552,526.71
  5. Step 5: Solve for x
    x = 39,509,552,526.71/226,819.24
  6. Step 6: Final answer
    x = 174,189.60

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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.