Home / 53,382.60-80,073-15,942.84

Finding the Fourth Proportional to 53,382.60, 80,073 and 15,942.84

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Solution

The fourth proportional to 53,382.60, 80,073 and 15,942.84 is: 23,913.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,382.60 : 80,073 = 15,942.84 : x
  2. Step 2: Convert to fraction form
    53,382.60/80,073 = 15,942.84/x
  3. Step 3: Cross multiply
    53,382.60x = 80,073 × 15,942.84
  4. Step 4: Simplify right side
    53,382.60x = 1,276,591,027.32
  5. Step 5: Solve for x
    x = 1,276,591,027.32/53,382.60
  6. Step 6: Final answer
    x = 23,913.99

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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.