Home / 87,573.40-131,360.05-62,662.11

Finding the Fourth Proportional to 87,573.40, 131,360.05 and 62,662.11

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Solution

The fourth proportional to 87,573.40, 131,360.05 and 62,662.11 is: 93,993.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,573.40 : 131,360.05 = 62,662.11 : x
  2. Step 2: Convert to fraction form
    87,573.40/131,360.05 = 62,662.11/x
  3. Step 3: Cross multiply
    87,573.40x = 131,360.05 × 62,662.11
  4. Step 4: Simplify right side
    87,573.40x = 8,231,297,664.67
  5. Step 5: Solve for x
    x = 8,231,297,664.67/87,573.40
  6. Step 6: Final answer
    x = 93,993.12

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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.