Home / 96,786.96-145,218-37,664.16

Finding the Fourth Proportional to 96,786.96, 145,218 and 37,664.16

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Solution

The fourth proportional to 96,786.96, 145,218 and 37,664.16 is: 56,510.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,786.96 : 145,218 = 37,664.16 : x
  2. Step 2: Convert to fraction form
    96,786.96/145,218 = 37,664.16/x
  3. Step 3: Cross multiply
    96,786.96x = 145,218 × 37,664.16
  4. Step 4: Simplify right side
    96,786.96x = 5,469,513,986.88
  5. Step 5: Solve for x
    x = 5,469,513,986.88/96,786.96
  6. Step 6: Final answer
    x = 56,510.86

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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.