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Finding the Fourth Proportional to 167,367.01, 230,968.11 and 91,915.51

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Solution

The fourth proportional to 167,367.01, 230,968.11 and 91,915.51 is: 126,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,367.01 : 230,968.11 = 91,915.51 : x
  2. Step 2: Convert to fraction form
    167,367.01/230,968.11 = 91,915.51/x
  3. Step 3: Cross multiply
    167,367.01x = 230,968.11 × 91,915.51
  4. Step 4: Simplify right side
    167,367.01x = 21,229,551,624.39
  5. Step 5: Solve for x
    x = 21,229,551,624.39/167,367.01
  6. Step 6: Final answer
    x = 126,844.30

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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.