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Finding the Fourth Proportional to 167,013.51, 230,493.15 and 91,576.59

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Solution

The fourth proportional to 167,013.51, 230,493.15 and 91,576.59 is: 126,383.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,013.51 : 230,493.15 = 91,576.59 : x
  2. Step 2: Convert to fraction form
    167,013.51/230,493.15 = 91,576.59/x
  3. Step 3: Cross multiply
    167,013.51x = 230,493.15 × 91,576.59
  4. Step 4: Simplify right side
    167,013.51x = 21,107,776,695.36
  5. Step 5: Solve for x
    x = 21,107,776,695.36/167,013.51
  6. Step 6: Final answer
    x = 126,383.65

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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.