Home / 129,749.26-194,607.15-41,011.75

Finding the Fourth Proportional to 129,749.26, 194,607.15 and 41,011.75

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Solution

The fourth proportional to 129,749.26, 194,607.15 and 41,011.75 is: 61,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,749.26 : 194,607.15 = 41,011.75 : x
  2. Step 2: Convert to fraction form
    129,749.26/194,607.15 = 41,011.75/x
  3. Step 3: Cross multiply
    129,749.26x = 194,607.15 × 41,011.75
  4. Step 4: Simplify right side
    129,749.26x = 7,981,179,784.01
  5. Step 5: Solve for x
    x = 7,981,179,784.01/129,749.26
  6. Step 6: Final answer
    x = 61,512.33

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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.