Home / 53,579.54-80,369.31-18,037.88

Finding the Fourth Proportional to 53,579.54, 80,369.31 and 18,037.88

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Solution

The fourth proportional to 53,579.54, 80,369.31 and 18,037.88 is: 27,056.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,579.54 : 80,369.31 = 18,037.88 : x
  2. Step 2: Convert to fraction form
    53,579.54/80,369.31 = 18,037.88/x
  3. Step 3: Cross multiply
    53,579.54x = 80,369.31 × 18,037.88
  4. Step 4: Simplify right side
    53,579.54x = 1,449,691,969.46
  5. Step 5: Solve for x
    x = 1,449,691,969.46/53,579.54
  6. Step 6: Final answer
    x = 27,056.82

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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.