Home / 43,664.90-65,481.15-17,364.20

Finding the Fourth Proportional to 43,664.90, 65,481.15 and 17,364.20

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Solution

The fourth proportional to 43,664.90, 65,481.15 and 17,364.20 is: 26,039.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,664.90 : 65,481.15 = 17,364.20 : x
  2. Step 2: Convert to fraction form
    43,664.90/65,481.15 = 17,364.20/x
  3. Step 3: Cross multiply
    43,664.90x = 65,481.15 × 17,364.20
  4. Step 4: Simplify right side
    43,664.90x = 1,137,027,784.83
  5. Step 5: Solve for x
    x = 1,137,027,784.83/43,664.90
  6. Step 6: Final answer
    x = 26,039.86

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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.