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Finding the Fourth Proportional to 223,958.90, 335,739.97 and 160,619.73

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Solution

The fourth proportional to 223,958.90, 335,739.97 and 160,619.73 is: 240,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,958.90 : 335,739.97 = 160,619.73 : x
  2. Step 2: Convert to fraction form
    223,958.90/335,739.97 = 160,619.73/x
  3. Step 3: Cross multiply
    223,958.90x = 335,739.97 × 160,619.73
  4. Step 4: Simplify right side
    223,958.90x = 53,926,463,331.61
  5. Step 5: Solve for x
    x = 53,926,463,331.61/223,958.90
  6. Step 6: Final answer
    x = 240,787.32

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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.