Home / 168,106.14-231,986.40-92,654.64

Finding the Fourth Proportional to 168,106.14, 231,986.40 and 92,654.64

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Solution

The fourth proportional to 168,106.14, 231,986.40 and 92,654.64 is: 127,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,106.14 : 231,986.40 = 92,654.64 : x
  2. Step 2: Convert to fraction form
    168,106.14/231,986.40 = 92,654.64/x
  3. Step 3: Cross multiply
    168,106.14x = 231,986.40 × 92,654.64
  4. Step 4: Simplify right side
    168,106.14x = 21,494,616,376.90
  5. Step 5: Solve for x
    x = 21,494,616,376.90/168,106.14
  6. Step 6: Final answer
    x = 127,863.36

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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.