Home / 44,687.16-67,039.38-16,983

Finding the Fourth Proportional to 44,687.16, 67,039.38 and 16,983

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Solution

The fourth proportional to 44,687.16, 67,039.38 and 16,983 is: 25,477.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,687.16 : 67,039.38 = 16,983 : x
  2. Step 2: Convert to fraction form
    44,687.16/67,039.38 = 16,983/x
  3. Step 3: Cross multiply
    44,687.16x = 67,039.38 × 16,983
  4. Step 4: Simplify right side
    44,687.16x = 1,138,529,790.54
  5. Step 5: Solve for x
    x = 1,138,529,790.54/44,687.16
  6. Step 6: Final answer
    x = 25,477.78

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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.