Home / 200,205.39-276,283.44-109,561.35

Finding the Fourth Proportional to 200,205.39, 276,283.44 and 109,561.35

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Solution

The fourth proportional to 200,205.39, 276,283.44 and 109,561.35 is: 151,194.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,205.39 : 276,283.44 = 109,561.35 : x
  2. Step 2: Convert to fraction form
    200,205.39/276,283.44 = 109,561.35/x
  3. Step 3: Cross multiply
    200,205.39x = 276,283.44 × 109,561.35
  4. Step 4: Simplify right side
    200,205.39x = 30,269,986,669.04
  5. Step 5: Solve for x
    x = 30,269,986,669.04/200,205.39
  6. Step 6: Final answer
    x = 151,194.66

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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.