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Finding the Fourth Proportional to 167,987.68, 231,825.78 and 92,536.24

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Solution

The fourth proportional to 167,987.68, 231,825.78 and 92,536.24 is: 127,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,987.68 : 231,825.78 = 92,536.24 : x
  2. Step 2: Convert to fraction form
    167,987.68/231,825.78 = 92,536.24/x
  3. Step 3: Cross multiply
    167,987.68x = 231,825.78 × 92,536.24
  4. Step 4: Simplify right side
    167,987.68x = 21,452,286,016.27
  5. Step 5: Solve for x
    x = 21,452,286,016.27/167,987.68
  6. Step 6: Final answer
    x = 127,701.54

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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.