Home / 129,984.27-194,977.07-40,025.87

Finding the Fourth Proportional to 129,984.27, 194,977.07 and 40,025.87

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Solution

The fourth proportional to 129,984.27, 194,977.07 and 40,025.87 is: 60,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,984.27 : 194,977.07 = 40,025.87 : x
  2. Step 2: Convert to fraction form
    129,984.27/194,977.07 = 40,025.87/x
  3. Step 3: Cross multiply
    129,984.27x = 194,977.07 × 40,025.87
  4. Step 4: Simplify right side
    129,984.27x = 7,804,126,856.80
  5. Step 5: Solve for x
    x = 7,804,126,856.80/129,984.27
  6. Step 6: Final answer
    x = 60,039.01

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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.