Home / 55,425.24-83,137.89-15,442.62

Finding the Fourth Proportional to 55,425.24, 83,137.89 and 15,442.62

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Solution

The fourth proportional to 55,425.24, 83,137.89 and 15,442.62 is: 23,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,425.24 : 83,137.89 = 15,442.62 : x
  2. Step 2: Convert to fraction form
    55,425.24/83,137.89 = 15,442.62/x
  3. Step 3: Cross multiply
    55,425.24x = 83,137.89 × 15,442.62
  4. Step 4: Simplify right side
    55,425.24x = 1,283,866,842.87
  5. Step 5: Solve for x
    x = 1,283,866,842.87/55,425.24
  6. Step 6: Final answer
    x = 23,163.94

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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.