Home / 175,550.80-263,196.60-75,629.20

Finding the Fourth Proportional to 175,550.80, 263,196.60 and 75,629.20

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Solution

The fourth proportional to 175,550.80, 263,196.60 and 75,629.20 is: 113,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,550.80 : 263,196.60 = 75,629.20 : x
  2. Step 2: Convert to fraction form
    175,550.80/263,196.60 = 75,629.20/x
  3. Step 3: Cross multiply
    175,550.80x = 263,196.60 × 75,629.20
  4. Step 4: Simplify right side
    175,550.80x = 19,905,348,300.72
  5. Step 5: Solve for x
    x = 19,905,348,300.72/175,550.80
  6. Step 6: Final answer
    x = 113,387.97

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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.