Home / 204,327.24-306,231.30-91,887.36

Finding the Fourth Proportional to 204,327.24, 306,231.30 and 91,887.36

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Solution

The fourth proportional to 204,327.24, 306,231.30 and 91,887.36 is: 137,714.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,327.24 : 306,231.30 = 91,887.36 : x
  2. Step 2: Convert to fraction form
    204,327.24/306,231.30 = 91,887.36/x
  3. Step 3: Cross multiply
    204,327.24x = 306,231.30 × 91,887.36
  4. Step 4: Simplify right side
    204,327.24x = 28,138,785,706.37
  5. Step 5: Solve for x
    x = 28,138,785,706.37/204,327.24
  6. Step 6: Final answer
    x = 137,714.31

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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.