Home / 104,080.64-156,121.37-25,194.74

Finding the Fourth Proportional to 104,080.64, 156,121.37 and 25,194.74

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Solution

The fourth proportional to 104,080.64, 156,121.37 and 25,194.74 is: 37,792.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,080.64 : 156,121.37 = 25,194.74 : x
  2. Step 2: Convert to fraction form
    104,080.64/156,121.37 = 25,194.74/x
  3. Step 3: Cross multiply
    104,080.64x = 156,121.37 × 25,194.74
  4. Step 4: Simplify right side
    104,080.64x = 3,933,436,419.01
  5. Step 5: Solve for x
    x = 3,933,436,419.01/104,080.64
  6. Step 6: Final answer
    x = 37,792.20

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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.