Home / 140,606.22-194,041.74-80,167.14

Finding the Fourth Proportional to 140,606.22, 194,041.74 and 80,167.14

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Solution

The fourth proportional to 140,606.22, 194,041.74 and 80,167.14 is: 110,633.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,606.22 : 194,041.74 = 80,167.14 : x
  2. Step 2: Convert to fraction form
    140,606.22/194,041.74 = 80,167.14/x
  3. Step 3: Cross multiply
    140,606.22x = 194,041.74 × 80,167.14
  4. Step 4: Simplify right side
    140,606.22x = 15,555,771,336.42
  5. Step 5: Solve for x
    x = 15,555,771,336.42/140,606.22
  6. Step 6: Final answer
    x = 110,633.59

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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.