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Finding the Fourth Proportional to 118,244.37, 163,180.81 and 67,264.41

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Solution

The fourth proportional to 118,244.37, 163,180.81 and 67,264.41 is: 92,826.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,244.37 : 163,180.81 = 67,264.41 : x
  2. Step 2: Convert to fraction form
    118,244.37/163,180.81 = 67,264.41/x
  3. Step 3: Cross multiply
    118,244.37x = 163,180.81 × 67,264.41
  4. Step 4: Simplify right side
    118,244.37x = 10,976,260,907.97
  5. Step 5: Solve for x
    x = 10,976,260,907.97/118,244.37
  6. Step 6: Final answer
    x = 92,826.92

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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.