Home / 102,231.54-153,336.38-35,672.93

Finding the Fourth Proportional to 102,231.54, 153,336.38 and 35,672.93

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Solution

The fourth proportional to 102,231.54, 153,336.38 and 35,672.93 is: 53,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,231.54 : 153,336.38 = 35,672.93 : x
  2. Step 2: Convert to fraction form
    102,231.54/153,336.38 = 35,672.93/x
  3. Step 3: Cross multiply
    102,231.54x = 153,336.38 × 35,672.93
  4. Step 4: Simplify right side
    102,231.54x = 5,469,958,161.91
  5. Step 5: Solve for x
    x = 5,469,958,161.91/102,231.54
  6. Step 6: Final answer
    x = 53,505.58

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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.