Home / 133,222.61-199,865.32-43,265.02

Finding the Fourth Proportional to 133,222.61, 199,865.32 and 43,265.02

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Solution

The fourth proportional to 133,222.61, 199,865.32 and 43,265.02 is: 64,907.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,222.61 : 199,865.32 = 43,265.02 : x
  2. Step 2: Convert to fraction form
    133,222.61/199,865.32 = 43,265.02/x
  3. Step 3: Cross multiply
    133,222.61x = 199,865.32 × 43,265.02
  4. Step 4: Simplify right side
    133,222.61x = 8,647,177,077.39
  5. Step 5: Solve for x
    x = 8,647,177,077.39/133,222.61
  6. Step 6: Final answer
    x = 64,907.73

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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.