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Finding the Fourth Proportional to 167,013.01, 230,492.46 and 91,576.09

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Solution

The fourth proportional to 167,013.01, 230,492.46 and 91,576.09 is: 126,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,013.01 : 230,492.46 = 91,576.09 : x
  2. Step 2: Convert to fraction form
    167,013.01/230,492.46 = 91,576.09/x
  3. Step 3: Cross multiply
    167,013.01x = 230,492.46 × 91,576.09
  4. Step 4: Simplify right side
    167,013.01x = 21,107,598,261.28
  5. Step 5: Solve for x
    x = 21,107,598,261.28/167,013.01
  6. Step 6: Final answer
    x = 126,382.96

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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.