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Finding the Fourth Proportional to 48,703.44, 73,052.43 and 13,164.24

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Solution

The fourth proportional to 48,703.44, 73,052.43 and 13,164.24 is: 19,745.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,703.44 : 73,052.43 = 13,164.24 : x
  2. Step 2: Convert to fraction form
    48,703.44/73,052.43 = 13,164.24/x
  3. Step 3: Cross multiply
    48,703.44x = 73,052.43 × 13,164.24
  4. Step 4: Simplify right side
    48,703.44x = 961,679,608.81
  5. Step 5: Solve for x
    x = 961,679,608.81/48,703.44
  6. Step 6: Final answer
    x = 19,745.62

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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.