Home / 168,694.12-252,514.14-112,580.20

Finding the Fourth Proportional to 168,694.12, 252,514.14 and 112,580.20

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Solution

The fourth proportional to 168,694.12, 252,514.14 and 112,580.20 is: 168,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,694.12 : 252,514.14 = 112,580.20 : x
  2. Step 2: Convert to fraction form
    168,694.12/252,514.14 = 112,580.20/x
  3. Step 3: Cross multiply
    168,694.12x = 252,514.14 × 112,580.20
  4. Step 4: Simplify right side
    168,694.12x = 28,428,092,384.03
  5. Step 5: Solve for x
    x = 28,428,092,384.03/168,694.12
  6. Step 6: Final answer
    x = 168,518.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.