Home / 200,176.85-276,232.14-109,514.77

Finding the Fourth Proportional to 200,176.85, 276,232.14 and 109,514.77

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Solution

The fourth proportional to 200,176.85, 276,232.14 and 109,514.77 is: 151,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,176.85 : 276,232.14 = 109,514.77 : x
  2. Step 2: Convert to fraction form
    200,176.85/276,232.14 = 109,514.77/x
  3. Step 3: Cross multiply
    200,176.85x = 276,232.14 × 109,514.77
  4. Step 4: Simplify right side
    200,176.85x = 30,251,498,588.13
  5. Step 5: Solve for x
    x = 30,251,498,588.13/200,176.85
  6. Step 6: Final answer
    x = 151,123.86

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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.