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Finding the Fourth Proportional to 165,016.99, 227,704.53 and 92,409.76

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Solution

The fourth proportional to 165,016.99, 227,704.53 and 92,409.76 is: 127,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,016.99 : 227,704.53 = 92,409.76 : x
  2. Step 2: Convert to fraction form
    165,016.99/227,704.53 = 92,409.76/x
  3. Step 3: Cross multiply
    165,016.99x = 227,704.53 × 92,409.76
  4. Step 4: Simplify right side
    165,016.99x = 21,042,120,968.21
  5. Step 5: Solve for x
    x = 21,042,120,968.21/165,016.99
  6. Step 6: Final answer
    x = 127,514.88

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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.