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Finding the Fourth Proportional to 163,049.20, 244,573.80 and 112,310.80

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Solution

The fourth proportional to 163,049.20, 244,573.80 and 112,310.80 is: 168,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,049.20 : 244,573.80 = 112,310.80 : x
  2. Step 2: Convert to fraction form
    163,049.20/244,573.80 = 112,310.80/x
  3. Step 3: Cross multiply
    163,049.20x = 244,573.80 × 112,310.80
  4. Step 4: Simplify right side
    163,049.20x = 27,468,279,137.04
  5. Step 5: Solve for x
    x = 27,468,279,137.04/163,049.20
  6. Step 6: Final answer
    x = 168,466.20

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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.