Home / 200,649.21-276,888.40-110,003.05

Finding the Fourth Proportional to 200,649.21, 276,888.40 and 110,003.05

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Solution

The fourth proportional to 200,649.21, 276,888.40 and 110,003.05 is: 151,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,649.21 : 276,888.40 = 110,003.05 : x
  2. Step 2: Convert to fraction form
    200,649.21/276,888.40 = 110,003.05/x
  3. Step 3: Cross multiply
    200,649.21x = 276,888.40 × 110,003.05
  4. Step 4: Simplify right side
    200,649.21x = 30,458,568,509.62
  5. Step 5: Solve for x
    x = 30,458,568,509.62/200,649.21
  6. Step 6: Final answer
    x = 151,800.09

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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.