Home / 206,873.38-285,514.05-116,236.36

Finding the Fourth Proportional to 206,873.38, 285,514.05 and 116,236.36

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Solution

The fourth proportional to 206,873.38, 285,514.05 and 116,236.36 is: 160,422.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,873.38 : 285,514.05 = 116,236.36 : x
  2. Step 2: Convert to fraction form
    206,873.38/285,514.05 = 116,236.36/x
  3. Step 3: Cross multiply
    206,873.38x = 285,514.05 × 116,236.36
  4. Step 4: Simplify right side
    206,873.38x = 33,187,113,900.86
  5. Step 5: Solve for x
    x = 33,187,113,900.86/206,873.38
  6. Step 6: Final answer
    x = 160,422.35

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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.