Home / 87,962.63-131,943.92-35,359.79

Finding the Fourth Proportional to 87,962.63, 131,943.92 and 35,359.79

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Solution

The fourth proportional to 87,962.63, 131,943.92 and 35,359.79 is: 53,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,962.63 : 131,943.92 = 35,359.79 : x
  2. Step 2: Convert to fraction form
    87,962.63/131,943.92 = 35,359.79/x
  3. Step 3: Cross multiply
    87,962.63x = 131,943.92 × 35,359.79
  4. Step 4: Simplify right side
    87,962.63x = 4,665,508,466.46
  5. Step 5: Solve for x
    x = 4,665,508,466.46/87,962.63
  6. Step 6: Final answer
    x = 53,039.67

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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.