Home / 663,622.75-995,437.77-164,986.75

Finding the Fourth Proportional to 663,622.75, 995,437.77 and 164,986.75

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Solution

The fourth proportional to 663,622.75, 995,437.77 and 164,986.75 is: 247,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,622.75 : 995,437.77 = 164,986.75 : x
  2. Step 2: Convert to fraction form
    663,622.75/995,437.77 = 164,986.75/x
  3. Step 3: Cross multiply
    663,622.75x = 995,437.77 × 164,986.75
  4. Step 4: Simplify right side
    663,622.75x = 164,234,042,499.55
  5. Step 5: Solve for x
    x = 164,234,042,499.55/663,622.75
  6. Step 6: Final answer
    x = 247,481.03

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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.