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Finding the Fourth Proportional to 166,960.98, 230,435.75 and 126,606.71

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Solution

The fourth proportional to 166,960.98, 230,435.75 and 126,606.71 is: 174,739.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,960.98 : 230,435.75 = 126,606.71 : x
  2. Step 2: Convert to fraction form
    166,960.98/230,435.75 = 126,606.71/x
  3. Step 3: Cross multiply
    166,960.98x = 230,435.75 × 126,606.71
  4. Step 4: Simplify right side
    166,960.98x = 29,174,713,066.49
  5. Step 5: Solve for x
    x = 29,174,713,066.49/166,960.98
  6. Step 6: Final answer
    x = 174,739.71

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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.