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Finding the Fourth Proportional to 168,672.06, 252,803.46 and 123,883.48

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Solution

The fourth proportional to 168,672.06, 252,803.46 and 123,883.48 is: 185,674.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,672.06 : 252,803.46 = 123,883.48 : x
  2. Step 2: Convert to fraction form
    168,672.06/252,803.46 = 123,883.48/x
  3. Step 3: Cross multiply
    168,672.06x = 252,803.46 × 123,883.48
  4. Step 4: Simplify right side
    168,672.06x = 31,318,172,380.84
  5. Step 5: Solve for x
    x = 31,318,172,380.84/168,672.06
  6. Step 6: Final answer
    x = 185,674.93

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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.