Home / 204,060.48-306,090.30-54,300.75

Finding the Fourth Proportional to 204,060.48, 306,090.30 and 54,300.75

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Solution

The fourth proportional to 204,060.48, 306,090.30 and 54,300.75 is: 81,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,060.48 : 306,090.30 = 54,300.75 : x
  2. Step 2: Convert to fraction form
    204,060.48/306,090.30 = 54,300.75/x
  3. Step 3: Cross multiply
    204,060.48x = 306,090.30 × 54,300.75
  4. Step 4: Simplify right side
    204,060.48x = 16,620,932,857.73
  5. Step 5: Solve for x
    x = 16,620,932,857.73/204,060.48
  6. Step 6: Final answer
    x = 81,451.01

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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.