Home / 166,215.09-229,342.82-98,197.97

Finding the Fourth Proportional to 166,215.09, 229,342.82 and 98,197.97

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Solution

The fourth proportional to 166,215.09, 229,342.82 and 98,197.97 is: 135,493.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,215.09 : 229,342.82 = 98,197.97 : x
  2. Step 2: Convert to fraction form
    166,215.09/229,342.82 = 98,197.97/x
  3. Step 3: Cross multiply
    166,215.09x = 229,342.82 × 98,197.97
  4. Step 4: Simplify right side
    166,215.09x = 22,520,999,440.44
  5. Step 5: Solve for x
    x = 22,520,999,440.44/166,215.09
  6. Step 6: Final answer
    x = 135,493.11

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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.