Home / 95,105.19-142,720.07-35,940.86

Finding the Fourth Proportional to 95,105.19, 142,720.07 and 35,940.86

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Solution

The fourth proportional to 95,105.19, 142,720.07 and 35,940.86 is: 53,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,105.19 : 142,720.07 = 35,940.86 : x
  2. Step 2: Convert to fraction form
    95,105.19/142,720.07 = 35,940.86/x
  3. Step 3: Cross multiply
    95,105.19x = 142,720.07 × 35,940.86
  4. Step 4: Simplify right side
    95,105.19x = 5,129,481,696.96
  5. Step 5: Solve for x
    x = 5,129,481,696.96/95,105.19
  6. Step 6: Final answer
    x = 53,934.82

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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.