Home / 49,198.74-73,798.14-21,100.66

Finding the Fourth Proportional to 49,198.74, 73,798.14 and 21,100.66

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Solution

The fourth proportional to 49,198.74, 73,798.14 and 21,100.66 is: 31,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,198.74 : 73,798.14 = 21,100.66 : x
  2. Step 2: Convert to fraction form
    49,198.74/73,798.14 = 21,100.66/x
  3. Step 3: Cross multiply
    49,198.74x = 73,798.14 × 21,100.66
  4. Step 4: Simplify right side
    49,198.74x = 1,557,189,460.77
  5. Step 5: Solve for x
    x = 1,557,189,460.77/49,198.74
  6. Step 6: Final answer
    x = 31,651.00

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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.