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Finding the Fourth Proportional to 5,903.65, 8,851.63 and 2,739.79

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Solution

The fourth proportional to 5,903.65, 8,851.63 and 2,739.79 is: 4,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.65 : 8,851.63 = 2,739.79 : x
  2. Step 2: Convert to fraction form
    5,903.65/8,851.63 = 2,739.79/x
  3. Step 3: Cross multiply
    5,903.65x = 8,851.63 × 2,739.79
  4. Step 4: Simplify right side
    5,903.65x = 24,251,593.66
  5. Step 5: Solve for x
    x = 24,251,593.66/5,903.65
  6. Step 6: Final answer
    x = 4,107.90

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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.