Home / 250,630.49-345,888.38-143,198.22

Finding the Fourth Proportional to 250,630.49, 345,888.38 and 143,198.22

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Solution

The fourth proportional to 250,630.49, 345,888.38 and 143,198.22 is: 197,624.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,630.49 : 345,888.38 = 143,198.22 : x
  2. Step 2: Convert to fraction form
    250,630.49/345,888.38 = 143,198.22/x
  3. Step 3: Cross multiply
    250,630.49x = 345,888.38 × 143,198.22
  4. Step 4: Simplify right side
    250,630.49x = 49,530,600,334.68
  5. Step 5: Solve for x
    x = 49,530,600,334.68/250,630.49
  6. Step 6: Final answer
    x = 197,624.00

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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.