Home / 118,846.26-164,007.80-65,132.48

Finding the Fourth Proportional to 118,846.26, 164,007.80 and 65,132.48

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Solution

The fourth proportional to 118,846.26, 164,007.80 and 65,132.48 is: 89,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,846.26 : 164,007.80 = 65,132.48 : x
  2. Step 2: Convert to fraction form
    118,846.26/164,007.80 = 65,132.48/x
  3. Step 3: Cross multiply
    118,846.26x = 164,007.80 × 65,132.48
  4. Step 4: Simplify right side
    118,846.26x = 10,682,234,753.34
  5. Step 5: Solve for x
    x = 10,682,234,753.34/118,846.26
  6. Step 6: Final answer
    x = 89,882.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.