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Finding the Fourth Proportional to 168,226.58, 232,152.90 and 91,745.84

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Solution

The fourth proportional to 168,226.58, 232,152.90 and 91,745.84 is: 126,609.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,226.58 : 232,152.90 = 91,745.84 : x
  2. Step 2: Convert to fraction form
    168,226.58/232,152.90 = 91,745.84/x
  3. Step 3: Cross multiply
    168,226.58x = 232,152.90 × 91,745.84
  4. Step 4: Simplify right side
    168,226.58x = 21,299,062,818.94
  5. Step 5: Solve for x
    x = 21,299,062,818.94/168,226.58
  6. Step 6: Final answer
    x = 126,609.38

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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.