Home / 129,669.24-194,426.06-50,689.32

Finding the Fourth Proportional to 129,669.24, 194,426.06 and 50,689.32

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Solution

The fourth proportional to 129,669.24, 194,426.06 and 50,689.32 is: 76,003.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,669.24 : 194,426.06 = 50,689.32 : x
  2. Step 2: Convert to fraction form
    129,669.24/194,426.06 = 50,689.32/x
  3. Step 3: Cross multiply
    129,669.24x = 194,426.06 × 50,689.32
  4. Step 4: Simplify right side
    129,669.24x = 9,855,324,771.68
  5. Step 5: Solve for x
    x = 9,855,324,771.68/129,669.24
  6. Step 6: Final answer
    x = 76,003.57

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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.