Home / 129,736.66-194,613.19-54,842.84

Finding the Fourth Proportional to 129,736.66, 194,613.19 and 54,842.84

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Solution

The fourth proportional to 129,736.66, 194,613.19 and 54,842.84 is: 82,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,736.66 : 194,613.19 = 54,842.84 : x
  2. Step 2: Convert to fraction form
    129,736.66/194,613.19 = 54,842.84/x
  3. Step 3: Cross multiply
    129,736.66x = 194,613.19 × 54,842.84
  4. Step 4: Simplify right side
    129,736.66x = 10,673,140,041.06
  5. Step 5: Solve for x
    x = 10,673,140,041.06/129,736.66
  6. Step 6: Final answer
    x = 82,267.73

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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.