Home / 48,243.74-72,366.03-19,796.36

Finding the Fourth Proportional to 48,243.74, 72,366.03 and 19,796.36

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Solution

The fourth proportional to 48,243.74, 72,366.03 and 19,796.36 is: 29,694.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,243.74 : 72,366.03 = 19,796.36 : x
  2. Step 2: Convert to fraction form
    48,243.74/72,366.03 = 19,796.36/x
  3. Step 3: Cross multiply
    48,243.74x = 72,366.03 × 19,796.36
  4. Step 4: Simplify right side
    48,243.74x = 1,432,583,619.82
  5. Step 5: Solve for x
    x = 1,432,583,619.82/48,243.74
  6. Step 6: Final answer
    x = 29,694.71

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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.