Home / 49,053.30-73,548.30-20,991.66

Finding the Fourth Proportional to 49,053.30, 73,548.30 and 20,991.66

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Solution

The fourth proportional to 49,053.30, 73,548.30 and 20,991.66 is: 31,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,053.30 : 73,548.30 = 20,991.66 : x
  2. Step 2: Convert to fraction form
    49,053.30/73,548.30 = 20,991.66/x
  3. Step 3: Cross multiply
    49,053.30x = 73,548.30 × 20,991.66
  4. Step 4: Simplify right side
    49,053.30x = 1,543,900,907.18
  5. Step 5: Solve for x
    x = 1,543,900,907.18/49,053.30
  6. Step 6: Final answer
    x = 31,473.95

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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.