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Finding the Fourth Proportional to 168,194.88, 252,248.58 and 49,834.44

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Solution

The fourth proportional to 168,194.88, 252,248.58 and 49,834.44 is: 74,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,194.88 : 252,248.58 = 49,834.44 : x
  2. Step 2: Convert to fraction form
    168,194.88/252,248.58 = 49,834.44/x
  3. Step 3: Cross multiply
    168,194.88x = 252,248.58 × 49,834.44
  4. Step 4: Simplify right side
    168,194.88x = 12,570,666,725.10
  5. Step 5: Solve for x
    x = 12,570,666,725.10/168,194.88
  6. Step 6: Final answer
    x = 74,738.70

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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.