Home / 98,850.20-148,286.10-95,739.80

Finding the Fourth Proportional to 98,850.20, 148,286.10 and 95,739.80

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Solution

The fourth proportional to 98,850.20, 148,286.10 and 95,739.80 is: 143,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,850.20 : 148,286.10 = 95,739.80 : x
  2. Step 2: Convert to fraction form
    98,850.20/148,286.10 = 95,739.80/x
  3. Step 3: Cross multiply
    98,850.20x = 148,286.10 × 95,739.80
  4. Step 4: Simplify right side
    98,850.20x = 14,196,881,556.78
  5. Step 5: Solve for x
    x = 14,196,881,556.78/98,850.20
  6. Step 6: Final answer
    x = 143,620.16

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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.