Home / 168,071.04-231,932.07-94,481.21

Finding the Fourth Proportional to 168,071.04, 231,932.07 and 94,481.21

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Solution

The fourth proportional to 168,071.04, 231,932.07 and 94,481.21 is: 130,380.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,071.04 : 231,932.07 = 94,481.21 : x
  2. Step 2: Convert to fraction form
    168,071.04/231,932.07 = 94,481.21/x
  3. Step 3: Cross multiply
    168,071.04x = 231,932.07 × 94,481.21
  4. Step 4: Simplify right side
    168,071.04x = 21,913,221,451.74
  5. Step 5: Solve for x
    x = 21,913,221,451.74/168,071.04
  6. Step 6: Final answer
    x = 130,380.71

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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.