Home / 98,906.82-148,292.66-47,588.40

Finding the Fourth Proportional to 98,906.82, 148,292.66 and 47,588.40

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Solution

The fourth proportional to 98,906.82, 148,292.66 and 47,588.40 is: 71,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,906.82 : 148,292.66 = 47,588.40 : x
  2. Step 2: Convert to fraction form
    98,906.82/148,292.66 = 47,588.40/x
  3. Step 3: Cross multiply
    98,906.82x = 148,292.66 × 47,588.40
  4. Step 4: Simplify right side
    98,906.82x = 7,057,010,183.20
  5. Step 5: Solve for x
    x = 7,057,010,183.20/98,906.82
  6. Step 6: Final answer
    x = 71,350.09

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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.