Home / 214,615.08-296,154.90-119,121.80

Finding the Fourth Proportional to 214,615.08, 296,154.90 and 119,121.80

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Solution

The fourth proportional to 214,615.08, 296,154.90 and 119,121.80 is: 164,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,615.08 : 296,154.90 = 119,121.80 : x
  2. Step 2: Convert to fraction form
    214,615.08/296,154.90 = 119,121.80/x
  3. Step 3: Cross multiply
    214,615.08x = 296,154.90 × 119,121.80
  4. Step 4: Simplify right side
    214,615.08x = 35,278,504,766.82
  5. Step 5: Solve for x
    x = 35,278,504,766.82/214,615.08
  6. Step 6: Final answer
    x = 164,380.36

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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.