Home / 72,433.03-108,627.45-50,087.36

Finding the Fourth Proportional to 72,433.03, 108,627.45 and 50,087.36

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Solution

The fourth proportional to 72,433.03, 108,627.45 and 50,087.36 is: 75,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,433.03 : 108,627.45 = 50,087.36 : x
  2. Step 2: Convert to fraction form
    72,433.03/108,627.45 = 50,087.36/x
  3. Step 3: Cross multiply
    72,433.03x = 108,627.45 × 50,087.36
  4. Step 4: Simplify right side
    72,433.03x = 5,440,861,400.46
  5. Step 5: Solve for x
    x = 5,440,861,400.46/72,433.03
  6. Step 6: Final answer
    x = 75,115.75

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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.