Home / 214,723.88-296,346.29-129,841.55

Finding the Fourth Proportional to 214,723.88, 296,346.29 and 129,841.55

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Solution

The fourth proportional to 214,723.88, 296,346.29 and 129,841.55 is: 179,197.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,723.88 : 296,346.29 = 129,841.55 : x
  2. Step 2: Convert to fraction form
    214,723.88/296,346.29 = 129,841.55/x
  3. Step 3: Cross multiply
    214,723.88x = 296,346.29 × 129,841.55
  4. Step 4: Simplify right side
    214,723.88x = 38,478,059,499.41
  5. Step 5: Solve for x
    x = 38,478,059,499.41/214,723.88
  6. Step 6: Final answer
    x = 179,197.86

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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.