Home / 129,350.26-194,025.44-58,189.78

Finding the Fourth Proportional to 129,350.26, 194,025.44 and 58,189.78

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Solution

The fourth proportional to 129,350.26, 194,025.44 and 58,189.78 is: 87,284.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,350.26 : 194,025.44 = 58,189.78 : x
  2. Step 2: Convert to fraction form
    129,350.26/194,025.44 = 58,189.78/x
  3. Step 3: Cross multiply
    129,350.26x = 194,025.44 × 58,189.78
  4. Step 4: Simplify right side
    129,350.26x = 11,290,296,406.93
  5. Step 5: Solve for x
    x = 11,290,296,406.93/129,350.26
  6. Step 6: Final answer
    x = 87,284.69

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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.