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Finding the Fourth Proportional to 118,229.52, 177,250.44 and 68,253.12

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Solution

The fourth proportional to 118,229.52, 177,250.44 and 68,253.12 is: 102,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,229.52 : 177,250.44 = 68,253.12 : x
  2. Step 2: Convert to fraction form
    118,229.52/177,250.44 = 68,253.12/x
  3. Step 3: Cross multiply
    118,229.52x = 177,250.44 × 68,253.12
  4. Step 4: Simplify right side
    118,229.52x = 12,097,895,551.37
  5. Step 5: Solve for x
    x = 12,097,895,551.37/118,229.52
  6. Step 6: Final answer
    x = 102,325.51

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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.