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Finding the Fourth Proportional to 167,366.76, 230,967.77 and 91,915.26

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Solution

The fourth proportional to 167,366.76, 230,967.77 and 91,915.26 is: 126,843.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,366.76 : 230,967.77 = 91,915.26 : x
  2. Step 2: Convert to fraction form
    167,366.76/230,967.77 = 91,915.26/x
  3. Step 3: Cross multiply
    167,366.76x = 230,967.77 × 91,915.26
  4. Step 4: Simplify right side
    167,366.76x = 21,229,462,631.17
  5. Step 5: Solve for x
    x = 21,229,462,631.17/167,366.76
  6. Step 6: Final answer
    x = 126,843.96

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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.