Home / 87,798.50-131,701.44-27,825.67

Finding the Fourth Proportional to 87,798.50, 131,701.44 and 27,825.67

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Solution

The fourth proportional to 87,798.50, 131,701.44 and 27,825.67 is: 41,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,798.50 : 131,701.44 = 27,825.67 : x
  2. Step 2: Convert to fraction form
    87,798.50/131,701.44 = 27,825.67/x
  3. Step 3: Cross multiply
    87,798.50x = 131,701.44 × 27,825.67
  4. Step 4: Simplify right side
    87,798.50x = 3,664,680,668.84
  5. Step 5: Solve for x
    x = 3,664,680,668.84/87,798.50
  6. Step 6: Final answer
    x = 41,739.67

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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.