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Finding the Fourth Proportional to 167,002.88, 230,467.20 and 91,546.88

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Solution

The fourth proportional to 167,002.88, 230,467.20 and 91,546.88 is: 126,336.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,002.88 : 230,467.20 = 91,546.88 : x
  2. Step 2: Convert to fraction form
    167,002.88/230,467.20 = 91,546.88/x
  3. Step 3: Cross multiply
    167,002.88x = 230,467.20 × 91,546.88
  4. Step 4: Simplify right side
    167,002.88x = 21,098,553,102.34
  5. Step 5: Solve for x
    x = 21,098,553,102.34/167,002.88
  6. Step 6: Final answer
    x = 126,336.46

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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.