Home / 216,195.48-324,446.31-75,965.04

Finding the Fourth Proportional to 216,195.48, 324,446.31 and 75,965.04

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Solution

The fourth proportional to 216,195.48, 324,446.31 and 75,965.04 is: 114,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,195.48 : 324,446.31 = 75,965.04 : x
  2. Step 2: Convert to fraction form
    216,195.48/324,446.31 = 75,965.04/x
  3. Step 3: Cross multiply
    216,195.48x = 324,446.31 × 75,965.04
  4. Step 4: Simplify right side
    216,195.48x = 24,646,576,917.00
  5. Step 5: Solve for x
    x = 24,646,576,917.00/216,195.48
  6. Step 6: Final answer
    x = 114,001.35

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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.