Home / 214,723.89-296,346.30-129,841.56

Finding the Fourth Proportional to 214,723.89, 296,346.30 and 129,841.56

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Solution

The fourth proportional to 214,723.89, 296,346.30 and 129,841.56 is: 179,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,723.89 : 296,346.30 = 129,841.56 : x
  2. Step 2: Convert to fraction form
    214,723.89/296,346.30 = 129,841.56/x
  3. Step 3: Cross multiply
    214,723.89x = 296,346.30 × 129,841.56
  4. Step 4: Simplify right side
    214,723.89x = 38,478,065,892.23
  5. Step 5: Solve for x
    x = 38,478,065,892.23/214,723.89
  6. Step 6: Final answer
    x = 179,197.88

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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.