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Finding the Fourth Proportional to 168,814.52, 232,968.12 and 92,340.80

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Solution

The fourth proportional to 168,814.52, 232,968.12 and 92,340.80 is: 127,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,814.52 : 232,968.12 = 92,340.80 : x
  2. Step 2: Convert to fraction form
    168,814.52/232,968.12 = 92,340.80/x
  3. Step 3: Cross multiply
    168,814.52x = 232,968.12 × 92,340.80
  4. Step 4: Simplify right side
    168,814.52x = 21,512,462,575.30
  5. Step 5: Solve for x
    x = 21,512,462,575.30/168,814.52
  6. Step 6: Final answer
    x = 127,432.54

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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.