Home / 48,921.91-73,382.87-13,861.58

Finding the Fourth Proportional to 48,921.91, 73,382.87 and 13,861.58

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Solution

The fourth proportional to 48,921.91, 73,382.87 and 13,861.58 is: 20,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,921.91 : 73,382.87 = 13,861.58 : x
  2. Step 2: Convert to fraction form
    48,921.91/73,382.87 = 13,861.58/x
  3. Step 3: Cross multiply
    48,921.91x = 73,382.87 × 13,861.58
  4. Step 4: Simplify right side
    48,921.91x = 1,017,202,190.87
  5. Step 5: Solve for x
    x = 1,017,202,190.87/48,921.91
  6. Step 6: Final answer
    x = 20,792.37

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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.