Home / 202,976.75-304,466.39-53,215.69

Finding the Fourth Proportional to 202,976.75, 304,466.39 and 53,215.69

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Solution

The fourth proportional to 202,976.75, 304,466.39 and 53,215.69 is: 79,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,976.75 : 304,466.39 = 53,215.69 : x
  2. Step 2: Convert to fraction form
    202,976.75/304,466.39 = 53,215.69/x
  3. Step 3: Cross multiply
    202,976.75x = 304,466.39 × 53,215.69
  4. Step 4: Simplify right side
    202,976.75x = 16,202,389,025.66
  5. Step 5: Solve for x
    x = 16,202,389,025.66/202,976.75
  6. Step 6: Final answer
    x = 79,823.87

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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.