Home / 29,055.93-43,584.30-8,279.43

Finding the Fourth Proportional to 29,055.93, 43,584.30 and 8,279.43

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Solution

The fourth proportional to 29,055.93, 43,584.30 and 8,279.43 is: 12,419.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,055.93 : 43,584.30 = 8,279.43 : x
  2. Step 2: Convert to fraction form
    29,055.93/43,584.30 = 8,279.43/x
  3. Step 3: Cross multiply
    29,055.93x = 43,584.30 × 8,279.43
  4. Step 4: Simplify right side
    29,055.93x = 360,853,160.95
  5. Step 5: Solve for x
    x = 360,853,160.95/29,055.93
  6. Step 6: Final answer
    x = 12,419.26

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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.