Home / 154,972.44-232,089.54-107,634.78

Finding the Fourth Proportional to 154,972.44, 232,089.54 and 107,634.78

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Solution

The fourth proportional to 154,972.44, 232,089.54 and 107,634.78 is: 161,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,972.44 : 232,089.54 = 107,634.78 : x
  2. Step 2: Convert to fraction form
    154,972.44/232,089.54 = 107,634.78/x
  3. Step 3: Cross multiply
    154,972.44x = 232,089.54 × 107,634.78
  4. Step 4: Simplify right side
    154,972.44x = 24,980,906,578.20
  5. Step 5: Solve for x
    x = 24,980,906,578.20/154,972.44
  6. Step 6: Final answer
    x = 161,195.80

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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.