Home / 104,028.86-156,043.31-25,143.07

Finding the Fourth Proportional to 104,028.86, 156,043.31 and 25,143.07

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Solution

The fourth proportional to 104,028.86, 156,043.31 and 25,143.07 is: 37,714.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,028.86 : 156,043.31 = 25,143.07 : x
  2. Step 2: Convert to fraction form
    104,028.86/156,043.31 = 25,143.07/x
  3. Step 3: Cross multiply
    104,028.86x = 156,043.31 × 25,143.07
  4. Step 4: Simplify right side
    104,028.86x = 3,923,407,866.36
  5. Step 5: Solve for x
    x = 3,923,407,866.36/104,028.86
  6. Step 6: Final answer
    x = 37,714.61

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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.