Home / 175,345.20-263,147.40-116,161.20

Finding the Fourth Proportional to 175,345.20, 263,147.40 and 116,161.20

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Solution

The fourth proportional to 175,345.20, 263,147.40 and 116,161.20 is: 174,327.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,345.20 : 263,147.40 = 116,161.20 : x
  2. Step 2: Convert to fraction form
    175,345.20/263,147.40 = 116,161.20/x
  3. Step 3: Cross multiply
    175,345.20x = 263,147.40 × 116,161.20
  4. Step 4: Simplify right side
    175,345.20x = 30,567,517,760.88
  5. Step 5: Solve for x
    x = 30,567,517,760.88/175,345.20
  6. Step 6: Final answer
    x = 174,327.66

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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.