Home / 29,260.85-43,817.15-20,993.99

Finding the Fourth Proportional to 29,260.85, 43,817.15 and 20,993.99

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Solution

The fourth proportional to 29,260.85, 43,817.15 and 20,993.99 is: 31,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,260.85 : 43,817.15 = 20,993.99 : x
  2. Step 2: Convert to fraction form
    29,260.85/43,817.15 = 20,993.99/x
  3. Step 3: Cross multiply
    29,260.85x = 43,817.15 × 20,993.99
  4. Step 4: Simplify right side
    29,260.85x = 919,896,642.33
  5. Step 5: Solve for x
    x = 919,896,642.33/29,260.85
  6. Step 6: Final answer
    x = 31,437.80

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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.