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Finding the Fourth Proportional to 159,777.73, 239,504.49 and 103,653.64

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Solution

The fourth proportional to 159,777.73, 239,504.49 and 103,653.64 is: 155,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,777.73 : 239,504.49 = 103,653.64 : x
  2. Step 2: Convert to fraction form
    159,777.73/239,504.49 = 103,653.64/x
  3. Step 3: Cross multiply
    159,777.73x = 239,504.49 × 103,653.64
  4. Step 4: Simplify right side
    159,777.73x = 24,825,512,184.84
  5. Step 5: Solve for x
    x = 24,825,512,184.84/159,777.73
  6. Step 6: Final answer
    x = 155,375.30

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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.