Home / 168,301.80-252,212.10-123,577.64

Finding the Fourth Proportional to 168,301.80, 252,212.10 and 123,577.64

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Solution

The fourth proportional to 168,301.80, 252,212.10 and 123,577.64 is: 185,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,301.80 : 252,212.10 = 123,577.64 : x
  2. Step 2: Convert to fraction form
    168,301.80/252,212.10 = 123,577.64/x
  3. Step 3: Cross multiply
    168,301.80x = 252,212.10 × 123,577.64
  4. Step 4: Simplify right side
    168,301.80x = 31,167,776,097.44
  5. Step 5: Solve for x
    x = 31,167,776,097.44/168,301.80
  6. Step 6: Final answer
    x = 185,189.80

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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.