Home / 168,051.50-231,915.94-92,604.86

Finding the Fourth Proportional to 168,051.50, 231,915.94 and 92,604.86

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Solution

The fourth proportional to 168,051.50, 231,915.94 and 92,604.86 is: 127,797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,051.50 : 231,915.94 = 92,604.86 : x
  2. Step 2: Convert to fraction form
    168,051.50/231,915.94 = 92,604.86/x
  3. Step 3: Cross multiply
    168,051.50x = 231,915.94 × 92,604.86
  4. Step 4: Simplify right side
    168,051.50x = 21,476,543,155.47
  5. Step 5: Solve for x
    x = 21,476,543,155.47/168,051.50
  6. Step 6: Final answer
    x = 127,797.39

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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.