Home / 218,107.22-327,160.33-68,358.92

Finding the Fourth Proportional to 218,107.22, 327,160.33 and 68,358.92

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Solution

The fourth proportional to 218,107.22, 327,160.33 and 68,358.92 is: 102,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,107.22 : 327,160.33 = 68,358.92 : x
  2. Step 2: Convert to fraction form
    218,107.22/327,160.33 = 68,358.92/x
  3. Step 3: Cross multiply
    218,107.22x = 327,160.33 × 68,358.92
  4. Step 4: Simplify right side
    218,107.22x = 22,364,325,018.94
  5. Step 5: Solve for x
    x = 22,364,325,018.94/218,107.22
  6. Step 6: Final answer
    x = 102,538.22

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1.5x scale

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.