Home / 168,198.21-252,254.33-49,841.92

Finding the Fourth Proportional to 168,198.21, 252,254.33 and 49,841.92

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Solution

The fourth proportional to 168,198.21, 252,254.33 and 49,841.92 is: 74,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,198.21 : 252,254.33 = 49,841.92 : x
  2. Step 2: Convert to fraction form
    168,198.21/252,254.33 = 49,841.92/x
  3. Step 3: Cross multiply
    168,198.21x = 252,254.33 × 49,841.92
  4. Step 4: Simplify right side
    168,198.21x = 12,572,840,135.51
  5. Step 5: Solve for x
    x = 12,572,840,135.51/168,198.21
  6. Step 6: Final answer
    x = 74,750.14

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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.