Home / 50,223.75-75,333.18-18,639.96

Finding the Fourth Proportional to 50,223.75, 75,333.18 and 18,639.96

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Solution

The fourth proportional to 50,223.75, 75,333.18 and 18,639.96 is: 27,959.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,223.75 : 75,333.18 = 18,639.96 : x
  2. Step 2: Convert to fraction form
    50,223.75/75,333.18 = 18,639.96/x
  3. Step 3: Cross multiply
    50,223.75x = 75,333.18 × 18,639.96
  4. Step 4: Simplify right side
    50,223.75x = 1,404,207,180.34
  5. Step 5: Solve for x
    x = 1,404,207,180.34/50,223.75
  6. Step 6: Final answer
    x = 27,959.03

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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.