Home / 168,070.50-231,942.15-92,623.86

Finding the Fourth Proportional to 168,070.50, 231,942.15 and 92,623.86

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Solution

The fourth proportional to 168,070.50, 231,942.15 and 92,623.86 is: 127,823.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,070.50 : 231,942.15 = 92,623.86 : x
  2. Step 2: Convert to fraction form
    168,070.50/231,942.15 = 92,623.86/x
  3. Step 3: Cross multiply
    168,070.50x = 231,942.15 × 92,623.86
  4. Step 4: Simplify right side
    168,070.50x = 21,483,377,229.70
  5. Step 5: Solve for x
    x = 21,483,377,229.70/168,070.50
  6. Step 6: Final answer
    x = 127,823.61

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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.