Home / 168,029-231,880.04-92,579.12

Finding the Fourth Proportional to 168,029, 231,880.04 and 92,579.12

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Solution

The fourth proportional to 168,029, 231,880.04 and 92,579.12 is: 127,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,029 : 231,880.04 = 92,579.12 : x
  2. Step 2: Convert to fraction form
    168,029/231,880.04 = 92,579.12/x
  3. Step 3: Cross multiply
    168,029x = 231,880.04 × 92,579.12
  4. Step 4: Simplify right side
    168,029x = 21,467,250,048.76
  5. Step 5: Solve for x
    x = 21,467,250,048.76/168,029
  6. Step 6: Final answer
    x = 127,759.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.