Home / 200,218.30-276,273.98-119,628.80

Finding the Fourth Proportional to 200,218.30, 276,273.98 and 119,628.80

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Solution

The fourth proportional to 200,218.30, 276,273.98 and 119,628.80 is: 165,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,218.30 : 276,273.98 = 119,628.80 : x
  2. Step 2: Convert to fraction form
    200,218.30/276,273.98 = 119,628.80/x
  3. Step 3: Cross multiply
    200,218.30x = 276,273.98 × 119,628.80
  4. Step 4: Simplify right side
    200,218.30x = 33,050,324,698.62
  5. Step 5: Solve for x
    x = 33,050,324,698.62/200,218.30
  6. Step 6: Final answer
    x = 165,071.45

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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.