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Finding the Fourth Proportional to 168,493.64, 232,521.68 and 92,013.44

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Solution

The fourth proportional to 168,493.64, 232,521.68 and 92,013.44 is: 126,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,493.64 : 232,521.68 = 92,013.44 : x
  2. Step 2: Convert to fraction form
    168,493.64/232,521.68 = 92,013.44/x
  3. Step 3: Cross multiply
    168,493.64x = 232,521.68 × 92,013.44
  4. Step 4: Simplify right side
    168,493.64x = 21,395,119,651.38
  5. Step 5: Solve for x
    x = 21,395,119,651.38/168,493.64
  6. Step 6: Final answer
    x = 126,978.80

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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.