Home / 129,851.19-194,864.27-50,956.11

Finding the Fourth Proportional to 129,851.19, 194,864.27 and 50,956.11

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Solution

The fourth proportional to 129,851.19, 194,864.27 and 50,956.11 is: 76,468.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,851.19 : 194,864.27 = 50,956.11 : x
  2. Step 2: Convert to fraction form
    129,851.19/194,864.27 = 50,956.11/x
  3. Step 3: Cross multiply
    129,851.19x = 194,864.27 × 50,956.11
  4. Step 4: Simplify right side
    129,851.19x = 9,929,524,922.41
  5. Step 5: Solve for x
    x = 9,929,524,922.41/129,851.19
  6. Step 6: Final answer
    x = 76,468.49

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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.