Home / 118,832.92-178,249.70-30,086.44

Finding the Fourth Proportional to 118,832.92, 178,249.70 and 30,086.44

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Solution

The fourth proportional to 118,832.92, 178,249.70 and 30,086.44 is: 45,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,832.92 : 178,249.70 = 30,086.44 : x
  2. Step 2: Convert to fraction form
    118,832.92/178,249.70 = 30,086.44/x
  3. Step 3: Cross multiply
    118,832.92x = 178,249.70 × 30,086.44
  4. Step 4: Simplify right side
    118,832.92x = 5,362,898,904.07
  5. Step 5: Solve for x
    x = 5,362,898,904.07/118,832.92
  6. Step 6: Final answer
    x = 45,129.74

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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.