Home / 168,087.60-231,969.52-92,636.10

Finding the Fourth Proportional to 168,087.60, 231,969.52 and 92,636.10

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Solution

The fourth proportional to 168,087.60, 231,969.52 and 92,636.10 is: 127,842.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,087.60 : 231,969.52 = 92,636.10 : x
  2. Step 2: Convert to fraction form
    168,087.60/231,969.52 = 92,636.10/x
  3. Step 3: Cross multiply
    168,087.60x = 231,969.52 × 92,636.10
  4. Step 4: Simplify right side
    168,087.60x = 21,488,751,651.67
  5. Step 5: Solve for x
    x = 21,488,751,651.67/168,087.60
  6. Step 6: Final answer
    x = 127,842.58

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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.