Home / 53,928.58-80,896.32-16,489.99

Finding the Fourth Proportional to 53,928.58, 80,896.32 and 16,489.99

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Solution

The fourth proportional to 53,928.58, 80,896.32 and 16,489.99 is: 24,736.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,928.58 : 80,896.32 = 16,489.99 : x
  2. Step 2: Convert to fraction form
    53,928.58/80,896.32 = 16,489.99/x
  3. Step 3: Cross multiply
    53,928.58x = 80,896.32 × 16,489.99
  4. Step 4: Simplify right side
    53,928.58x = 1,333,979,507.84
  5. Step 5: Solve for x
    x = 1,333,979,507.84/53,928.58
  6. Step 6: Final answer
    x = 24,736.04

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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.