Home / 43,690.20-65,492.10-17,359.80

Finding the Fourth Proportional to 43,690.20, 65,492.10 and 17,359.80

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Solution

The fourth proportional to 43,690.20, 65,492.10 and 17,359.80 is: 26,022.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,690.20 : 65,492.10 = 17,359.80 : x
  2. Step 2: Convert to fraction form
    43,690.20/65,492.10 = 17,359.80/x
  3. Step 3: Cross multiply
    43,690.20x = 65,492.10 × 17,359.80
  4. Step 4: Simplify right side
    43,690.20x = 1,136,929,757.58
  5. Step 5: Solve for x
    x = 1,136,929,757.58/43,690.20
  6. Step 6: Final answer
    x = 26,022.53

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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.