Home / 116,043.09-173,769.22-76,480.26

Finding the Fourth Proportional to 116,043.09, 173,769.22 and 76,480.26

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Solution

The fourth proportional to 116,043.09, 173,769.22 and 76,480.26 is: 114,525.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,043.09 : 173,769.22 = 76,480.26 : x
  2. Step 2: Convert to fraction form
    116,043.09/173,769.22 = 76,480.26/x
  3. Step 3: Cross multiply
    116,043.09x = 173,769.22 × 76,480.26
  4. Step 4: Simplify right side
    116,043.09x = 13,289,915,125.60
  5. Step 5: Solve for x
    x = 13,289,915,125.60/116,043.09
  6. Step 6: Final answer
    x = 114,525.69

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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.