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Finding the Fourth Proportional to 168,245.28, 232,178.04 and 96,629.94

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Solution

The fourth proportional to 168,245.28, 232,178.04 and 96,629.94 is: 133,349.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,245.28 : 232,178.04 = 96,629.94 : x
  2. Step 2: Convert to fraction form
    168,245.28/232,178.04 = 96,629.94/x
  3. Step 3: Cross multiply
    168,245.28x = 232,178.04 × 96,629.94
  4. Step 4: Simplify right side
    168,245.28x = 22,435,350,074.52
  5. Step 5: Solve for x
    x = 22,435,350,074.52/168,245.28
  6. Step 6: Final answer
    x = 133,349.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.