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Finding the Fourth Proportional to 48,846.88, 73,263.84 and 13,789.44

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Solution

The fourth proportional to 48,846.88, 73,263.84 and 13,789.44 is: 20,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,846.88 : 73,263.84 = 13,789.44 : x
  2. Step 2: Convert to fraction form
    48,846.88/73,263.84 = 13,789.44/x
  3. Step 3: Cross multiply
    48,846.88x = 73,263.84 × 13,789.44
  4. Step 4: Simplify right side
    48,846.88x = 1,010,267,325.85
  5. Step 5: Solve for x
    x = 1,010,267,325.85/48,846.88
  6. Step 6: Final answer
    x = 20,682.33

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1.5x scale

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.