Home / 214,512.42-296,035.09-129,613.06

Finding the Fourth Proportional to 214,512.42, 296,035.09 and 129,613.06

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Solution

The fourth proportional to 214,512.42, 296,035.09 and 129,613.06 is: 178,870.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,512.42 : 296,035.09 = 129,613.06 : x
  2. Step 2: Convert to fraction form
    214,512.42/296,035.09 = 129,613.06/x
  3. Step 3: Cross multiply
    214,512.42x = 296,035.09 × 129,613.06
  4. Step 4: Simplify right side
    214,512.42x = 38,370,013,882.28
  5. Step 5: Solve for x
    x = 38,370,013,882.28/214,512.42
  6. Step 6: Final answer
    x = 178,870.83

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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.