Home / 87,453.79-131,180.67-48,260.01

Finding the Fourth Proportional to 87,453.79, 131,180.67 and 48,260.01

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Solution

The fourth proportional to 87,453.79, 131,180.67 and 48,260.01 is: 72,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,453.79 : 131,180.67 = 48,260.01 : x
  2. Step 2: Convert to fraction form
    87,453.79/131,180.67 = 48,260.01/x
  3. Step 3: Cross multiply
    87,453.79x = 131,180.67 × 48,260.01
  4. Step 4: Simplify right side
    87,453.79x = 6,330,780,446.01
  5. Step 5: Solve for x
    x = 6,330,780,446.01/87,453.79
  6. Step 6: Final answer
    x = 72,390.01

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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.