Home / 168,113.08-252,170.43-49,786.66

Finding the Fourth Proportional to 168,113.08, 252,170.43 and 49,786.66

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Solution

The fourth proportional to 168,113.08, 252,170.43 and 49,786.66 is: 74,680.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,113.08 : 252,170.43 = 49,786.66 : x
  2. Step 2: Convert to fraction form
    168,113.08/252,170.43 = 49,786.66/x
  3. Step 3: Cross multiply
    168,113.08x = 252,170.43 × 49,786.66
  4. Step 4: Simplify right side
    168,113.08x = 12,554,722,830.04
  5. Step 5: Solve for x
    x = 12,554,722,830.04/168,113.08
  6. Step 6: Final answer
    x = 74,680.23

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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.