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Finding the Fourth Proportional to 168,057.56, 252,015.06 and 49,697.12

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Solution

The fourth proportional to 168,057.56, 252,015.06 and 49,697.12 is: 74,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,057.56 : 252,015.06 = 49,697.12 : x
  2. Step 2: Convert to fraction form
    168,057.56/252,015.06 = 49,697.12/x
  3. Step 3: Cross multiply
    168,057.56x = 252,015.06 × 49,697.12
  4. Step 4: Simplify right side
    168,057.56x = 12,524,422,678.63
  5. Step 5: Solve for x
    x = 12,524,422,678.63/168,057.56
  6. Step 6: Final answer
    x = 74,524.60

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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.