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Finding the Fourth Proportional to 180,232.92, 270,190.28 and 67,991.96

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Solution

The fourth proportional to 180,232.92, 270,190.28 and 67,991.96 is: 101,927.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,232.92 : 270,190.28 = 67,991.96 : x
  2. Step 2: Convert to fraction form
    180,232.92/270,190.28 = 67,991.96/x
  3. Step 3: Cross multiply
    180,232.92x = 270,190.28 × 67,991.96
  4. Step 4: Simplify right side
    180,232.92x = 18,370,766,032.45
  5. Step 5: Solve for x
    x = 18,370,766,032.45/180,232.92
  6. Step 6: Final answer
    x = 101,927.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.