Home / 168,173.82-252,275.31-48,231.36

Finding the Fourth Proportional to 168,173.82, 252,275.31 and 48,231.36

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Solution

The fourth proportional to 168,173.82, 252,275.31 and 48,231.36 is: 72,351.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,173.82 : 252,275.31 = 48,231.36 : x
  2. Step 2: Convert to fraction form
    168,173.82/252,275.31 = 48,231.36/x
  3. Step 3: Cross multiply
    168,173.82x = 252,275.31 × 48,231.36
  4. Step 4: Simplify right side
    168,173.82x = 12,167,581,295.72
  5. Step 5: Solve for x
    x = 12,167,581,295.72/168,173.82
  6. Step 6: Final answer
    x = 72,351.22

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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.