Home / 129,468.30-194,124.68-50,619.66

Finding the Fourth Proportional to 129,468.30, 194,124.68 and 50,619.66

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Solution

The fourth proportional to 129,468.30, 194,124.68 and 50,619.66 is: 75,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,468.30 : 194,124.68 = 50,619.66 : x
  2. Step 2: Convert to fraction form
    129,468.30/194,124.68 = 50,619.66/x
  3. Step 3: Cross multiply
    129,468.30x = 194,124.68 × 50,619.66
  4. Step 4: Simplify right side
    129,468.30x = 9,826,525,299.21
  5. Step 5: Solve for x
    x = 9,826,525,299.21/129,468.30
  6. Step 6: Final answer
    x = 75,899.08

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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.