Home / 43,727.85-65,623.68-17,440.11

Finding the Fourth Proportional to 43,727.85, 65,623.68 and 17,440.11

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Solution

The fourth proportional to 43,727.85, 65,623.68 and 17,440.11 is: 26,172.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,727.85 : 65,623.68 = 17,440.11 : x
  2. Step 2: Convert to fraction form
    43,727.85/65,623.68 = 17,440.11/x
  3. Step 3: Cross multiply
    43,727.85x = 65,623.68 × 17,440.11
  4. Step 4: Simplify right side
    43,727.85x = 1,144,484,197.80
  5. Step 5: Solve for x
    x = 1,144,484,197.80/43,727.85
  6. Step 6: Final answer
    x = 26,172.89

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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.