Home / 129,984.20-194,826.84-59,715.88

Finding the Fourth Proportional to 129,984.20, 194,826.84 and 59,715.88

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Solution

The fourth proportional to 129,984.20, 194,826.84 and 59,715.88 is: 89,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,984.20 : 194,826.84 = 59,715.88 : x
  2. Step 2: Convert to fraction form
    129,984.20/194,826.84 = 59,715.88/x
  3. Step 3: Cross multiply
    129,984.20x = 194,826.84 × 59,715.88
  4. Step 4: Simplify right side
    129,984.20x = 11,634,256,198.22
  5. Step 5: Solve for x
    x = 11,634,256,198.22/129,984.20
  6. Step 6: Final answer
    x = 89,505.16

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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.