Home / 129,246.70-193,832.36-50,342.16

Finding the Fourth Proportional to 129,246.70, 193,832.36 and 50,342.16

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Solution

The fourth proportional to 129,246.70, 193,832.36 and 50,342.16 is: 75,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,246.70 : 193,832.36 = 50,342.16 : x
  2. Step 2: Convert to fraction form
    129,246.70/193,832.36 = 50,342.16/x
  3. Step 3: Cross multiply
    129,246.70x = 193,832.36 × 50,342.16
  4. Step 4: Simplify right side
    129,246.70x = 9,757,939,680.30
  5. Step 5: Solve for x
    x = 9,757,939,680.30/129,246.70
  6. Step 6: Final answer
    x = 75,498.56

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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.