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Finding the Fourth Proportional to 48,323.68, 72,487.95 and 16,735.30

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Solution

The fourth proportional to 48,323.68, 72,487.95 and 16,735.30 is: 25,103.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,323.68 : 72,487.95 = 16,735.30 : x
  2. Step 2: Convert to fraction form
    48,323.68/72,487.95 = 16,735.30/x
  3. Step 3: Cross multiply
    48,323.68x = 72,487.95 × 16,735.30
  4. Step 4: Simplify right side
    48,323.68x = 1,213,107,589.64
  5. Step 5: Solve for x
    x = 1,213,107,589.64/48,323.68
  6. Step 6: Final answer
    x = 25,103.79

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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.