Home / 53,382.40-80,072.58-15,942.58

Finding the Fourth Proportional to 53,382.40, 80,072.58 and 15,942.58

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Solution

The fourth proportional to 53,382.40, 80,072.58 and 15,942.58 is: 23,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,382.40 : 80,072.58 = 15,942.58 : x
  2. Step 2: Convert to fraction form
    53,382.40/80,072.58 = 15,942.58/x
  3. Step 3: Cross multiply
    53,382.40x = 80,072.58 × 15,942.58
  4. Step 4: Simplify right side
    53,382.40x = 1,276,563,372.06
  5. Step 5: Solve for x
    x = 1,276,563,372.06/53,382.40
  6. Step 6: Final answer
    x = 23,913.56

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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.