Home / 49,676.07-74,490.69-18,063.90

Finding the Fourth Proportional to 49,676.07, 74,490.69 and 18,063.90

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Solution

The fourth proportional to 49,676.07, 74,490.69 and 18,063.90 is: 27,087.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,676.07 : 74,490.69 = 18,063.90 : x
  2. Step 2: Convert to fraction form
    49,676.07/74,490.69 = 18,063.90/x
  3. Step 3: Cross multiply
    49,676.07x = 74,490.69 × 18,063.90
  4. Step 4: Simplify right side
    49,676.07x = 1,345,592,375.09
  5. Step 5: Solve for x
    x = 1,345,592,375.09/49,676.07
  6. Step 6: Final answer
    x = 27,087.34

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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.