Home / 87,824.74-131,777.87-27,862.67

Finding the Fourth Proportional to 87,824.74, 131,777.87 and 27,862.67

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Solution

The fourth proportional to 87,824.74, 131,777.87 and 27,862.67 is: 41,806.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,824.74 : 131,777.87 = 27,862.67 : x
  2. Step 2: Convert to fraction form
    87,824.74/131,777.87 = 27,862.67/x
  3. Step 3: Cross multiply
    87,824.74x = 131,777.87 × 27,862.67
  4. Step 4: Simplify right side
    87,824.74x = 3,671,683,305.11
  5. Step 5: Solve for x
    x = 3,671,683,305.11/87,824.74
  6. Step 6: Final answer
    x = 41,806.94

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1.5x scale

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.