Home / 49,579.70-74,370.92-14,519.34

Finding the Fourth Proportional to 49,579.70, 74,370.92 and 14,519.34

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Solution

The fourth proportional to 49,579.70, 74,370.92 and 14,519.34 is: 21,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,579.70 : 74,370.92 = 14,519.34 : x
  2. Step 2: Convert to fraction form
    49,579.70/74,370.92 = 14,519.34/x
  3. Step 3: Cross multiply
    49,579.70x = 74,370.92 × 14,519.34
  4. Step 4: Simplify right side
    49,579.70x = 1,079,816,601.00
  5. Step 5: Solve for x
    x = 1,079,816,601.00/49,579.70
  6. Step 6: Final answer
    x = 21,779.41

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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.