Home / 216,891.28-324,771.04-174,540.03

Finding the Fourth Proportional to 216,891.28, 324,771.04 and 174,540.03

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Solution

The fourth proportional to 216,891.28, 324,771.04 and 174,540.03 is: 261,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,891.28 : 324,771.04 = 174,540.03 : x
  2. Step 2: Convert to fraction form
    216,891.28/324,771.04 = 174,540.03/x
  3. Step 3: Cross multiply
    216,891.28x = 324,771.04 × 174,540.03
  4. Step 4: Simplify right side
    216,891.28x = 56,685,545,908.11
  5. Step 5: Solve for x
    x = 56,685,545,908.11/216,891.28
  6. Step 6: Final answer
    x = 261,354.65

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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.