Home / 179,161.56-268,781.21-54,499.32

Finding the Fourth Proportional to 179,161.56, 268,781.21 and 54,499.32

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Solution

The fourth proportional to 179,161.56, 268,781.21 and 54,499.32 is: 81,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,161.56 : 268,781.21 = 54,499.32 : x
  2. Step 2: Convert to fraction form
    179,161.56/268,781.21 = 54,499.32/x
  3. Step 3: Cross multiply
    179,161.56x = 268,781.21 × 54,499.32
  4. Step 4: Simplify right side
    179,161.56x = 14,648,392,901.28
  5. Step 5: Solve for x
    x = 14,648,392,901.28/179,161.56
  6. Step 6: Final answer
    x = 81,760.80

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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.