Home / 166,949.70-230,389.29-91,498.02

Finding the Fourth Proportional to 166,949.70, 230,389.29 and 91,498.02

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Solution

The fourth proportional to 166,949.70, 230,389.29 and 91,498.02 is: 126,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,949.70 : 230,389.29 = 91,498.02 : x
  2. Step 2: Convert to fraction form
    166,949.70/230,389.29 = 91,498.02/x
  3. Step 3: Cross multiply
    166,949.70x = 230,389.29 × 91,498.02
  4. Step 4: Simplify right side
    166,949.70x = 21,080,163,864.21
  5. Step 5: Solve for x
    x = 21,080,163,864.21/166,949.70
  6. Step 6: Final answer
    x = 126,266.56

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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.