Home / 203,983.97-305,903.54-59,849.56

Finding the Fourth Proportional to 203,983.97, 305,903.54 and 59,849.56

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Solution

The fourth proportional to 203,983.97, 305,903.54 and 59,849.56 is: 89,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,983.97 : 305,903.54 = 59,849.56 : x
  2. Step 2: Convert to fraction form
    203,983.97/305,903.54 = 59,849.56/x
  3. Step 3: Cross multiply
    203,983.97x = 305,903.54 × 59,849.56
  4. Step 4: Simplify right side
    203,983.97x = 18,308,192,421.07
  5. Step 5: Solve for x
    x = 18,308,192,421.07/203,983.97
  6. Step 6: Final answer
    x = 89,753.10

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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.