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Finding the Fourth Proportional to 167,079.52, 230,570.04 and 91,628.56

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Solution

The fourth proportional to 167,079.52, 230,570.04 and 91,628.56 is: 126,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,079.52 : 230,570.04 = 91,628.56 : x
  2. Step 2: Convert to fraction form
    167,079.52/230,570.04 = 91,628.56/x
  3. Step 3: Cross multiply
    167,079.52x = 230,570.04 × 91,628.56
  4. Step 4: Simplify right side
    167,079.52x = 21,126,800,744.34
  5. Step 5: Solve for x
    x = 21,126,800,744.34/167,079.52
  6. Step 6: Final answer
    x = 126,447.58

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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.