Home / 200,163.12-276,218.88-119,572.56

Finding the Fourth Proportional to 200,163.12, 276,218.88 and 119,572.56

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Solution

The fourth proportional to 200,163.12, 276,218.88 and 119,572.56 is: 165,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,163.12 : 276,218.88 = 119,572.56 : x
  2. Step 2: Convert to fraction form
    200,163.12/276,218.88 = 119,572.56/x
  3. Step 3: Cross multiply
    200,163.12x = 276,218.88 × 119,572.56
  4. Step 4: Simplify right side
    200,163.12x = 33,028,198,601.93
  5. Step 5: Solve for x
    x = 33,028,198,601.93/200,163.12
  6. Step 6: Final answer
    x = 165,006.41

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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.