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Finding the Fourth Proportional to 118,297.28, 163,240.44 and 67,296.44

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Solution

The fourth proportional to 118,297.28, 163,240.44 and 67,296.44 is: 92,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,297.28 : 163,240.44 = 67,296.44 : x
  2. Step 2: Convert to fraction form
    118,297.28/163,240.44 = 67,296.44/x
  3. Step 3: Cross multiply
    118,297.28x = 163,240.44 × 67,296.44
  4. Step 4: Simplify right side
    118,297.28x = 10,985,500,476.03
  5. Step 5: Solve for x
    x = 10,985,500,476.03/118,297.28
  6. Step 6: Final answer
    x = 92,863.51

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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.