Home / 168,530.49-252,795.72-50,198.76

Finding the Fourth Proportional to 168,530.49, 252,795.72 and 50,198.76

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Solution

The fourth proportional to 168,530.49, 252,795.72 and 50,198.76 is: 75,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530.49 : 252,795.72 = 50,198.76 : x
  2. Step 2: Convert to fraction form
    168,530.49/252,795.72 = 50,198.76/x
  3. Step 3: Cross multiply
    168,530.49x = 252,795.72 × 50,198.76
  4. Step 4: Simplify right side
    168,530.49x = 12,690,031,677.31
  5. Step 5: Solve for x
    x = 12,690,031,677.31/168,530.49
  6. Step 6: Final answer
    x = 75,298.14

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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.